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锛?锛?333( )( 25 +25 +25+25= )( ) 脳( 4 ) = ( )
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45脳15 2
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4锛庡垽鏂?€?/p>
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991
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5锛庝竴杈嗘苯杞︽瘡灏忔椂琛岄┒32
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6锛庝竴寮犳?鏂瑰舰椁愭?妗岄潰杈归暱鏄?
8
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灏戝钩鏂圭背锛?/p>
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64
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7锛?鍗冨厠閾佺殑21
5 鍜?鍗冨厠妫夎姳鐨?
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4
1锛庡垎鏁颁箻娉?/p>
绗?璇炬椂(15鍒嗛挓瀹屾垚)
锛堢粌涔犱簩 绗?~10棰橈級
1锛庡～绌?/p>
12
锛?锛変竴鍫嗙叅閲?5鍚?紝鐢ㄥ幓鍚ㄥ悗鍓╀笅锛?14锛夊惃锛?/p>
33
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2002
閲嶅?灏戝惃锛?/p>
1
3
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锛?锛?25 鍚?锛?120 锛夊崈鍏? 2
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闀匡紙 55
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32脳58 76
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3
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3锛庡湪锛? 锛夐噷濉?笂>銆?lt;鎴?
1531512712
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10 17 锛?> 17 脳3
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2绛愰噸400
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5锛庡?鏋滀竴鍙版嫋鎷夋満姣忓皬鏃跺彲鑰曞湴7
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2
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12 锛堝叕椤凤級
绛旓細23灏忔椂鑰曞湴7
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6锛庝袱鏍瑰悓鏍烽暱鐨勭怀瀛愶紝鐢茬敤鍘?2
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1锛庡垎鏁颁箻娉?/p>
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5锛庡垽鏂?/p>
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锛?锛夋暣鏁颁箻娉曠殑杩愮畻瀹氬緥瀵瑰垎鏁颁箻娉曪紙鍚屾牱閫傜敤锛夈€?锛?锛?6 37+47脳56 ( )( ) 脳锛? )( ) +( )( ) 锛?( )( )
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=锛?77 锛?/p>
2锛庤?绠椼€?/p>
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3锛庡垪寮忚?绠?/p>
锛?锛?9 215鐨勫拰鐨?
4鏄??灏戯紵
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7 灏?鐨勬暟鏄??灏?
35脳2
7
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15脳25锛?
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6锛庡伐绋嬮槦璁″垝淇?竴鏉?0鍗冪背鐨勫叕璺?紝瀹為檯姣忓ぉ淇?簡7
15鍗冪背锛屼慨浜?0澶╋紝杩樺墿涓嬪?灏戝崈绫虫病淇?紵
207
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7锛庡悓瀛︿滑涓虹伨鍖虹殑灏忔湅鍙嬫崘娆剧壒鍒?埗浣滀竴涓?嫙鎹?/p>
绠便€傚嫙鎹愮?闀?3 m锛屽?25 m锛岄珮3
10
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鐨勪綋绉?槸澶氬皯绔嬫柟绫筹紵
2 脳2脳310 =2
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2008脳20082009
=锛?009锛?锛壝?008
2009
=2009脳20082009锛?脳2008
2009
=20071
2009
6
1锛庡垎鏁颁箻娉?/p>
绗?璇炬椂(15鍒嗛挓瀹屾垚)
锛堢粌涔犱笁 绗?~9棰橈級
1锛庡～绌?/p>
锛?52
8m锛?3鏍归暱澶氬皯
绫筹紵
( )
( )脳( )=( )绫?( )( )脳( )
( )
=( )绫?锛?45 59=59脳4
5 杩欐槸杩愮敤浜嗕箻娉曠殑锛堜氦鎹?锛夊緥銆?/p>
锛?73938脳5 +8 脳5 =锛?893
85锛岃繖鏄?繍鐢ㄤ簡
涔樻硶鐨勶紙 鍒嗛厤 锛夊緥銆?/p>
锛?锛?绫崇殑25 涓?绫崇殑2
7 鐩告瘮锛岋紙 涓€鏍?锛夐暱銆?/p>
2锛庣畝绠椼€?/p>
1730 脳50脳60脳725 =锛?730脳60锛壝楋紙7
25 脳50锛?/p>
=34脳14 =476
锛?3 +11
4 锛?6 锛壝?6 =13 脳36+11
4 脳36锛?6 脳36 =20
49
50
脳49 = 49
50脳锛?0锛?锛?=
4950脳5049
50
脳1 = 48150
3锛庝笅闈㈠悇棰樺?鍚楋紵鎶婁笉瀵圭殑鏀规?杩囨潵銆?锛?锛?0锛?13=1脳13 1
3 锛?脳 锛?/p>
璁㈡?锛?0锛?脳1
3
=10锛? = 7
锛?锛?11脳35锛?2432411脳51155锛?11脳
1=4
11
銆? 锛?脳 锛?璁㈡?锛?342432411脳5 11脳511 脳锛?5 锛?11 脳15
=455
4锛庤?绠椼€?/p>
10锛?355 +5
脳2锛? 3027
6515锛?/p>
=10锛?565锛? =30脳56 锛?0脳25
+30脳7
15
=10锛?
5锛?2+14
=82
5
5锛庝竴涓?暱鏂瑰舰闀?5
5m锛屽?12
m锛岃繖涓?暱鏂瑰舰鐨勫懆闀?/p>
鏄??灏戠背锛?锛?5+512 锛壝?=213
30
锛堢背锛?绛旓細闀挎柟褰㈢殑鍛ㄩ暱鐨?13
30
绫炽€?/p>
鍦ㄤ笅闈㈢殑鏂规?閲屽彲浠ュ～鍝?簺鏁帮紵
38脳45 飥?[ ] 锛?锛?锛? 815脳14 飥?[ ] 锛?6銆?7銆?8銆?9銆?0鈥炩€烇級
7
2. 瑙ｅ喅闂??
绗?璇炬椂锛?5鍒嗛挓瀹屾垚锛?/p>
锛堜緥1,缁冧範鍥涚?1~4棰橈級
1锛庡～绌恒€?/p>
锛?锛変節鏈堜唤鐢ㄧ數閲忔槸鍏?湀浠界殑7
10銆傝〃绀烘妸锛堝叓鏈堜唤鐢ㄧ數閲忥級鐪嬩綔鍗曚綅鈥?鈥濄€?锛堝叓鏈堜唤鐢ㄧ數閲忥級脳锛?
10
锛?涔濇湀浠界敤鐢甸噺
锛?锛夎嫻鏋滈噸閲忔槸姊ㄩ噸閲忕殑 3
5
锛岃〃绀烘妸锛堟ⅷ鐨勯噸閲忥級鐪嬩綔鍗曚綅鈥?鈥濄€?锛堟ⅷ鐨勯噸閲忥級脳3
5 =锛堣嫻鏋滅殑閲嶉噺锛?锛?锛夊叚骞寸骇浜烘暟鐨?45涓庝簲骞寸骇浜烘暟鐩哥瓑锛岃〃绀烘妸锛堝叚骞寸骇浜烘暟锛夌湅浣滃崟浣嶁€?鈥濄€?锛堝叚骞寸骇浜烘暟4
5
=锛堜簲骞寸骇浜烘暟锛?2锛庣湅鍥惧垪寮忋€? 34
(1)
锛熶汉 520浜?/p>
520
脳34
=390锛堜汉锛?/p>
(2)
鑻规灉锛? 140鍗冨厠 47
姊?細 锛熷崈鍏? 140脳47 =80锛堝崈鍏嬶級
3锛庡浘涔﹂?鏈?260鏈?功锛屽叾涓?枃鑹轰功鍗?3
7
锛屾枃鑹轰功
鏈夊?灏戞湰锛? 1260脳37
=540锛堟湰锛?/p>
绛旓細鏂囪壓涔︽湁540鏈?€?/p>
4锛庝竴鏍圭怀瀛愰暱20绫筹紝瀹冪殑 14姣斿畠鐨?1
5 澶氬?灏戠背锛? 20脳14 锛?0脳1
5
=1锛堢背锛?/p>
绛旓細杩欐牴缁冲瓙鐨?1
4 姣斿畠鐨?5
澶?绫炽€?/p>
5锛庡啘鍦哄幓骞存敹钀濆崪4.2鍚?紝鏀剁殑瑗跨孩鏌块噸閲忕浉褰撲簬钀濆崪鐨?57 锛岀櫧鑿滅殑閲嶉噺鐩稿綋浜庤タ绾㈡熆鐨?5
6锛屽幓骞村啘鍦哄叡鏀剁櫧鑿滃?灏戝崈鍏嬶紵
4.2鍚?4200鍗冨厠
4200脳5
7
=3000锛堝崈鍏嬶級 3000脳5
6 =2500锛堝崈鍏嬶級 绛旓細鍘诲勾鍐滃満鍏辨敹鐧借彍2500鍗冨厠銆?/p>
6锛庝竴浣嶄箻瀹?粠鐢插湴鍒颁箼鍦帮紝鐏?溅琛屼簡鍏ㄧ▼鐨?1
3鏃讹紝 鏃呭?鐫¤?浜嗭紝浠栭啋鏉ユ椂鍙戠幇鍓╀笅鐨勮矾绋嬫槸浠栫潯瑙夊墠
鐏?溅鎵€琛岃矾绋嬬殑 1
2
銆傚墿涓嬬殑璺?▼鏄?叏绋嬬殑鍑犲垎涔嬪嚑锛?/p>
13脳12 = 16
绛旓細鍓╀笅鐨勮矾绋嬫槸鍏ㄧ▼鐨?
6
銆?8
2. 瑙ｅ喅闂??
绗?璇炬椂锛?5鍒嗛挓瀹屾垚锛?/p>
(缁冧範鍥涚?5~10棰?
1锛庡～绌恒€?/p>
锛?锛夋枃鑹轰功鍗犳€绘湰鏁扮殑2
3 鏄?妸锛? 鎬绘湰鏁? 锛夌湅浣?/p>
鍗曚綅鈥?鈥濄€?/p>
锛?锛夐暱瑁ょ殑浠锋牸鐩稿綋浜庤‖琛ｇ殑5
7 锛屾槸鎶婏紙 琛?。鐨?/p>
浠锋牸 锛夌湅浣滃崟浣嶁€?鈥濄€?/p>
锛?锛?
5锛屾槸鎶婏紙 灏忔槑鐨勯搮绗?/p>
鏀?暟 锛夌湅浣滃崟浣嶁€?鈥濄€?/p>
2锛庤?绠椼€?/p>
238锛?68脳57 11
7脳锛?锛?
锛?/p>
=238锛?20 =114
7 脳3
=118 =2
3
144脳536+14 ( 155+4 )脳34
=120+14 =175
20脳34
=134 =1
8
3锛庡悓瀛︿滑鍙傚姞妞嶆爲娲诲姩锛岀?涓€灏忕粍妞嶆爲20妫碉紝绗?/p>
浜屽皬缁勬?鏍戞５鏁版槸绗?竴灏忕粍鐨?
5
锛岀?涓夊皬缁勬?鏍戞５
鏁版槸绗?簩灏忕粍鐨?
6
锛岀?涓夊皬缁勬?鏍戝?灏戞５锛?/p>
20脳3
5 =12锛堟５锛?/p>
12脳7
6
=14锛堟５锛?/p>
绛旓細绗?笁灏忕粍妞嶆爲14妫点€?/p>
4锛庨暱鏂瑰舰鐨勯暱鏄?52
73
锛岄暱鏂瑰舰闈㈢Н
鏄??灏戝钩鏂圭背锛?/p>
157脳23 脳157 =147
49
锛堝钩鏂圭背锛?绛旓細闀挎柟褰㈢殑闈㈢Н鏄?47
49
骞虫柟绫炽€?/p>
5511
755
鍚?紝鐜?/p>
鍦ㄩ?鍫傛湁闈㈢矇澶氬皯鍚?紵 57脳锛?锛?127
5锛?5 =35
锛堝惃锛?绛旓細椋熷爞鐜版湁闈㈢矇27
35
鍚ㄣ€?/p>
6锛庢按鏋滃簵鏈夌敳涔欎袱绛愯嫻鏋滐紝鐢茬瓙閲?5鍗冨厠锛屽?鏋?/p>
浠庣敳绛愬彇鍑?
5
鏀惧叆涔欑瓙锛屽垯涓ょ瓙鑻规灉鍚屾牱閲嶏紝涔欑瓙
鍘熸湁鑻规灉澶氬皯鍗冨厠锛? 2 5脳1
5
=5锛堝崈鍏嬶級 25锛?脳2=15锛堝崈鍏嬶級
绛旓細涔欑瓙鍘熸湁鑻规灉15鍗冨厠銆?/p>
7锛庝竴鏍归搧涓濋暱35绫筹紝鎴?幓鍏ㄩ暱鐨?
5
鍚庡張鎴?幓鍓╀笅
闀垮害鐨?
3 锛屼竴鍏辨埅鍘诲?灏戠背锛?/p>
35脳2
5
=14锛堢背锛?/p>
锛?5锛?4锛壝?
3
=7锛堢背锛?/p>
14+7=21锛堢背锛?/p>
绛旓細涓€鍏辨埅鍘?1绫炽€?/p>
9
2. 瑙ｅ喅闂??
绗?璇炬椂锛?5鍒嗛挓瀹屾垚锛?/p>
锛堜緥2銆佺粌涔犱簲1銆?銆?銆?棰橈級
1锛庡～绌恒€?/p>
锛?锛夊崄鏈堜唤姣斾節鏈堜唤鑺傜害鐢ㄧ數1
7锛岃〃绀烘妸锛?涔濇湀
浠界敤鐢甸噺 锛夌湅浣溾€?鈥濄€?/p>
锛堜節鏈堜唤鐢ㄧ數閲忥級锛嶏紙涔濇湀浠界敤鐢甸噺锛?7 =锛堝崄鏈堜唤鐢ㄧ數閲忥級
锛堜節鏈堜唤鐢ㄧ數閲忥級脳锛?锛?
7 锛?锛堝崄鏈堜唤鐢ㄧ數閲忥級
锛?锛夌敺鐢熶汉鏁版瘮濂崇敓灏?
5 锛岃〃绀烘妸锛?濂崇敓浜烘暟 锛?/p>
鐪嬩綔鈥?鈥濄€?/p>
锛堝コ鐢熶汉鏁帮級锛嶏紙濂崇敓浜烘暟锛?
5
=锛堢敺鐢熶汉鏁帮級
锛堝コ鐢熶汉鏁帮級脳锛?锛?
5
锛?锛堢敺鐢熶汉鏁帮級
锛?锛夊僵鐢典环鏍兼瘮鍘熶环闄嶄綆浜?
9
锛岃〃绀烘妸锛?鍘熶环 锛?/p>
鐪嬩綔鈥?鈥濄€?/p>
锛? 鍘熶环 锛夛紞锛? 鍘熶环 锛?
9=锛? 鐜颁环 锛?/p>
锛? 鍘熶环 锛壝楋紙 1锛?
9
锛?锛?鐜颁环 锛?/p>
2锛庣湅鍥惧垪绠楀紡銆?/p>
锛?锛? 60鍙?/p>
楦★細
灏?/p>
4 60脳1
4
=15锛堝彧锛?/p>
楦?細
锛熷彧 锛?锛?/p>
240绠?/p>
灏?38
姊?細 240脳锛?锛?
8
锛?150锛堢?锛?/p>
锛熺?
3锛庡悓瀛︿滑鏀堕泦鏍囨湰鍏?802
5
鏄??鐗╂爣鏈?紝
鍏朵綑鐨勬槸鏄嗚櫕鏍囨湰銆傛槅铏?爣鏈?湁澶氬皯浠讹紵
180脳锛?2
5
锛?108锛堜欢锛?/p>
绛旓細鏄嗚櫕鏍囨湰鏈?08浠躲€?/p>
4锛庝竴涓?暱鏂瑰舰闀?5dm1
5
锛岃繖涓?暱鏂瑰舰
鍛ㄩ暱鏄??灏戝垎绫筹紵
15脳锛?1
5
锛?12锛坉m锛?/p>
锛?5+12锛壝?=54锛坉m锛?/p>
绛旓細杩欎釜闀挎柟褰㈢殑鍛ㄩ暱鏄?4鍒嗙背銆?/p>
5锛庡叚骞寸骇鏈夌敺鐢?85浜猴紝濂崇敓155浜猴紝浜斿勾绾т汉鏁?/p>
1
5锛屼簲骞寸骇鏈夊?鐢熷?灏戜汉锛?/p>
锛?85+155锛壝楋紙11
5
锛?272锛堜汉锛?/p>
绛旓細浜斿勾绾ф湁272浜恒€?/p>
7锛庝竴绛愯嫻鏋滈噸80鍗冨厠锛岀?涓€澶╁崠鍑烘€绘暟鐨?
5
锛岀?
浜屽ぉ鍗栧嚭30鍗冨厠锛屽墿涓嬬殑姣斿崠鍑虹殑澶氬?灏戝崈鍏嬶紵
80脳1
5
=16锛堝崈鍏嬶級
80锛?6锛?0=34锛堝崈鍏嬶級 16+30锛?4=12锛堝崈鍏嬶級 绛旓細鍓╀笅鐨勬瘮鍗栧嚭鐨勫?12鍗冨厠銆?/p>
10
2. 瑙ｅ喅闂??
绗?璇炬椂锛?5鍒嗛挓瀹屾垚锛?/p>
锛堜緥3銆佺粌涔犱簲3銆?銆?銆?棰橈級
1锛庡～绌恒€?/p>
锛?锛夊疄闄呮瘮璁″垝澶氬姞宸?
17
,鏄?妸( 璁″垝鍔犲伐閲? )
鐪嬩綔鈥?鈥濄€?/p>
锛?璁″垝鍔犲伐閲?锛?锛?璁″垝鍔犲伐閲?锛壝楋紙 5
17
锛?
锛?瀹為檯鍔犲伐閲?锛?/p>
锛? 璁″垝鍔犲伐閲忥級脳锛?1+5
17锛?锛堝疄闄呭姞宸ラ噺锛?/p>
锛?锛変粖澶╂瘮鏄ㄥぉ澶氫慨浜?
8
鏄?妸锛? 鏄ㄥぉ鐨勫伐浣滈噺 锛?/p>
鐪嬩綔鈥?鈥濄€?/p>
锛堟槰澶╃殑宸ヤ綔閲忥級+锛堟槰澶╃殑宸ヤ綔閲忥級脳锛? 3
8
锛?
锛堜粖澶╃殑宸ヤ綔閲忥級
锛? 鏄ㄥぉ鐨勫伐浣滈噺锛壝楋紙 1+3
8锛?锛堜粖澶╃殑宸ヤ綔閲忥級
锛?锛夎嫻鏋滈噸閲忔瘮姊ㄧ殑閲嶉噺澶?
4
鏄?妸锛堟ⅷ鐨勯噸閲忥級鐪?/p>
浣溾€?鈥濄€?/p>
锛堟ⅷ鐨勯噸閲忥級+锛堟ⅷ鐨勯噸閲?锛壝楋紙1
4
锛?锛堣嫻鏋滈噸閲?锛?/p>
锛堟ⅷ鐨勯噸閲忥級脳锛?1+1
4
锛?锛堣嫻鏋滈噸閲忥級
2锛庣湅鍥惧垪绠楀紡銆?/p>
75鍚?/p>
锛?锛夌櫧鑿滐細
澶?
5
钀濆崪锛?/p>
75脳1
5
=15锛堝惃锛?/p>
浜?/p>
锛?锛夌敺鐢燂細 2
3
濂崇敓锛?/p>
54脳锛?+2
3
锛?90锛堜汉锛?/p>
3锛庝竴涓?钩琛屽洓杈瑰舰楂樻槸24m锛屽簳姣旈珮闀?3
8
锛屽簳鏄??灏?/p>
绫筹紵
24脳锛?+3
8
锛?33锛坢锛?/p>
绛旓細搴曟槸33绫炽€?/p>
4锛庝竴鏍归挗绠￠暱25绫筹紝绗?竴娆＄敤鍘诲叏闀跨殑2
5
锛岀?浜?/p>
娆＄敤鍘?
5 绫筹紝涓ゆ?涓€鍏辩敤鍘诲?灏戠背锛?/p>
25脳25 +25=102
5
锛堢背锛?/p>
绛旓細涓ゆ?涓€鍏辩敤鍘?02
5
绫炽€?/p>
5锛庡皬绾?粖澶╄?涔﹁?涔?41
4
锛?/p>
鍓嶅ぉ姣旀槰澶╁皯璇?
5
锛屼笁澶╀竴鍏辫?浜嗗?灏戦〉锛?/p>
24脳锛?+1
4 锛?30锛堥〉锛?/p>
30脳锛?锛?
5
锛?24锛堥〉锛?/p>
30+24+24=78锛堥〉锛?/p>
绛旓細涓夊ぉ涓€鍏辫?浜?8椤点€?/p>
6锛庝竴鏍圭怀瀛愰暱36m锛岀?涓€娆＄敤鍘讳簡2
5
m,鍐嶇敤鍘诲?灏?/p>
1
2
锛?/p>
36锛?5锛?6脳13
2 =175
锛坢锛?/p>
绛旓細鍐嶇敤鍘?735 绫虫?濂藉墿杩欐牴缁冲瓙鐨?
2
11
3. 鍊? 鏁?/p>
锛?5鍒嗛挓瀹屾垚锛?/p>
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7 锛?/p>
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3锛庡垽鏂?€?/p>
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8涓?
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3
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4锛?47 涓庡畠鐨勫€掓暟鐨勭Н鐨?
5 鏄??灏戯紵
247脳724脳15=15
5锛庝粈涔堟暟鐨勫€掓暟鍔犱笂8
3
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583=73 73鐨勫€掓暟鏄?7銆?/p>
6锛庝粠65 鐨勫€掓暟涓?噺鍘?2 鐨勫樊鐨?
2 鏄??灏戯紵
锛?612锛壝?2 =16
7锛庝綘鑳藉～鍑哄嚑绉嶄笉鍚岀殑濉?硶鍚楋紵 1
43= 脳脳5 14脳 4 = 3 脳3= 4 脳4= 5 脳5 1214脳 8 = 3 脳3= 2 脳4= 2
5 脳5 14脳12 = 1 脳3= 33
4 脳4= 5 脳5
12
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8锛夈€?/p>
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8=15锛夈€?/p>
锛?锛?9791
12 鐨?1 鏄??灏戯紵鍒楀紡涓猴紙12脳21=4锛夈€?/p>
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4锛夋椂 25绔嬫柟绫?锛?20锛夌珛鏂瑰垎
绫?/p>
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8锛夛紝1鐨勫€掓暟鏄?紙 1 锛夈€?/p>
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2锛庡垽鏂?€?/p>
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锛?/p>
锛埫楋級
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8涓€鏍烽噸銆? 锛堚垰锛?/p>
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3鍚庢槸33 鍗冨厠銆? 锛埫楋級
3锛庤?绠椼€? 536脳965 131520539脳12 =536 脳965 =1320515脳39 脳12 =152 =527
4锛庣敤绠€渚挎柟娉曡?绠椼€?/p>
锛?4 锛?12+35 锛壝?0 36635 =34 脳60锛?12 脳60+35脳60 =锛?5+1锛壝?35
=45锛?5+36 .= 35脳635+1脳6
35
=46 .= 66
35
5锛庨噹绔欓儴闃熻?鍒掕?鍐?00鍗冪背锛岀?涓€澶╄?浜嗗叏绋嬬殑15锛岀?浜屽ぉ琛屼簡鍏ㄧ▼鐨?4 锛屼袱澶╀竴鍏辫?浜嗗?灏戝崈绫筹紵
400脳15 +400脳1
4
=180锛堝崈绫筹級
绛旓細涓ゅぉ涓€鍏辫?浜?80鍗冪背銆?/p>
6锛庡皬绾㈣?鍒掕?涓€鏈?35椤电殑涔︼紝濂圭?涓€澶╄?浜嗗叏涔︾殑215锛岀?浜屽ぉ璇讳簡浣欎笅鐨?
9锛屽ス绗?簩澶╄?浜嗗?灏戦〉锛?/p>
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15
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9
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绛旓細濂圭?浜屽ぉ璇讳簡26椤点€?/p>
7锛庝袱涓?繛缁??鏁扮殑鍊掓暟鐩稿樊2
195
锛岃繖涓や釜濂囨暟鍒嗗埆鏄??灏戯紵
绛旓細鍒嗗埆鏄?3鍜?5銆?/p>
13
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55252434
1锛?60浜虹殑 鏄?紙 400 锛変汉锛?鍗冪背鐨?鏄?紙 锛夊崈绫筹紱鍚ㄧ殑 鏄?紙1 锛夊惃銆?/p>
78936585
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6锛庝竴涓?暟鏄?5锛屽彟涓€涓?暟鏄?畠鐨?1
15
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7锛庝袱涓?皬浜?5鐨勮嚜鐒舵暟鐨勫€掓暟鐨勫拰涓?
15
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8锛庡凡鐭?脳88 =b脳89 =c脳8
7
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浜屻€佸垽鏂?€傦紙姣忛?1鍒嗭紝鍏?鍒嗭級
1锛庡洜涓?7脳78 =1锛屾墍浠?
8
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8
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1锛庝袱鏍圭怀瀛愪竴鏍烽暱锛岀敳鍓?幓鍏ㄩ暱鐨?3,涔欏壀鍘?
3
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4锛庝竴鏈?功80椤碉紝宸茬湅浜嗗叏涔︾殑3
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5锛?0鐨?
10 鐩稿綋浜?0鐨勶紙 鈶?锛?/p>
310 鈶?3 920 12
6锛庣敤绠€渚挎柟娉曡?绠?7 脳锛?4锛?
3
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17脳1423 鈶?12117 脳14锛? 3 鈶? 脳147
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1锛庣洿鎺ュ啓鍑哄緱鏁般€傦紙姣忓皬棰?鍒嗭紝鍏?鍒嗭級
1194322416脳= 脳7=1 脳= 1锛?= 12235553555
51733111315137 锛? 脳25= 脳 = 脳 脳 = 83241004444162122412
2锛庤劚寮忚?绠楋紙鑳界畝绠楃殑瑕佺畝绠?姣忛?3鍒?鍏?2鍒嗭級
57931012111锛?+ 锛壝? 8锛嵜? 脳锛?锛? 72脳锛? 锛?93752773469
59792113111=脳 +脳 =8锛? = 脳 =72脳+72脳+72脳 97379734695713=+3 =7 = =38 7921
5=3 7
浜斻€佸啓涓€鍐欙紝鐢讳竴鐢伙紙鐢诲浘銆佸～绌哄悇6鍒嗭紝鍏?2鍒嗭級
1锛庡厛鍐欏嚭涓夎?褰㈠悇涓?《鐐圭殑浣嶇疆銆?/p>
2锛庡啀鐢诲嚭鎶婂畠鍚戝彸骞崇Щ5涓?崟浣嶇殑鍥惧舰銆?/p>
A锛?锛?锛? B锛?锛?锛? C锛?锛?锛?/p>
0 1 2 3 4 5 6 7 8 9 10 .11 12 13
鍏?€佽В鍐抽棶棰樸€傦紙姣忛?10鍒嗭紝鍏?0鍒嗭級
131锛庨?鍫傝繍鏉?8鍚ㄥぇ绫筹紝鍚冧簡 鍚?紝鐜板湪椋熷爞鏈夊ぇ绫冲?灏戝惃锛?94
13318锛?8脳 +=16锛堝惃锛?944
3绛旓細鐜板湪椋熷爞鏈夊ぇ绫?6鍚?4
732锛庡?鏍′簲骞寸骇鏈夊?鐢?20浜猴紝浣撹偛杈炬爣鐨勫崰鍏ㄥ勾绾х殑 锛岃揪鏍囧?鐢熶腑鏈?鏄?敺鐢燂紝杈炬爣鐢风敓鏈夊?灏戜汉锛?85
73320脳脳 =168锛堜汉锛?85
绛旓細杈炬爣鐢风敓鏈?68浜恒€?/p>
33锛庢煇杞﹂棿鏈夊コ鑱屽伐120锛岀敺鑱屽伐鏈夊?灏戜汉锛?4
3120脳锛?+ 锛?210锛堜汉锛?4
绛旓細鐢疯亴宸ユ湁210浜恒€?/p>
15
涓? 鍒嗘暟闄ゆ硶
1锛庡垎鏁伴櫎娉?/p>
绗?璇炬椂 (15鍒嗛挓瀹屾垚)
(渚?銆佷緥2锛岀粌涔犲叓绗?銆?棰?
1锛庡～绌恒€?/p>
锛?锛夊垎鏁伴櫎娉曠殑鎰忎箟涓庢暣鏁伴櫎娉曠殑鎰忎箟锛?鐩稿悓 锛夛紝閮芥槸宸茬粡锛堜袱涓?洜鏁扮殑绉?級涓庯紙鍏朵腑涓€涓?洜鏁帮級锛屾眰锛堝彟涓€涓?洜鏁帮級鐨勮繍绠椼€?/p>
锛?锛夋牴鎹?箻娉曠殑绠楀紡鍐欏嚭涓ら亾闄ゆ硶绠楀紡銆?23脳47 =821 锛?821 锛壝凤紙 47 锛?锛?2
3 锛?锛?/p>
821 锛壝凤紙 23 锛?锛?47
锛?锛?锛夊垎鏁伴櫎浠ユ暣鏁帮紙0闄ゅ?锛夌瓑浜庡垎鏁颁箻锛? 杩欎釜鏁扮殑鍊掓暟 锛夈€?锛?锛夌湅鍥惧垪寮忚?绠椼€?/p>
7
12
锛熷崈绫?/p>
712 梅 8 = 7
96
锛堝崈绫筹級
2锛庤?绠椼€?/p>
811梅4 15
7梅6 = 811脳 14 = 157脳16 =
211 = 514
1340梅13 19
35 梅38 = 1340 脳113 = 19135脳38 = 140 = 170
3锛庝袱涓?洜鏁扮殑绉?槸39
50
锛屽叾涓?竴涓?洜鏁版槸26锛屽彟涓€
涓?洜鏁版槸澶氬皯锛? 3950梅26=3100
4锛庝竴涓??鏂瑰舰鐨勯潰绉?槸24
25
骞虫柟绫筹紝鎶婂畠骞冲潎鍒嗘垚
4浠斤紝姣忎唤鐨勯潰绉?槸澶氬皯骞虫柟绫筹紵 2425梅4 = 6
25
锛堝钩鏂圭背锛?绛旓細姣忎唤鏄?
25
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5锛庡紶甯堝倕鎶?5
36
绫抽暱鐨勭怀瀛愬壀浜?娆★紝鍓?垚浜嗙浉绛?/p>
鐨勯暱搴︼紝姣忔?闀垮?灏戠背锛?3536梅锛?+1锛?5
36
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36
绫炽€?/p>
16
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绗?璇炬椂 锛?5鍒嗛挓瀹屾垚锛?/p>
(渚?锛岀粌涔犲叓绗?銆?銆?棰?
1锛庡～绌恒€?/p>
锛?锛変竴涓?暟闄や互鍒嗘暟锛岀瓑浜庤繖涓?暟涔橈紙闄ゆ暟鐨勫€掓暟锛夈€?/p>
10
4锛庝竴涓?暟鐨?鏄?5锛岃繖涓?暟鏄??灏戯紵
13锛?锛夋牴鎹?16 脳53=151516 锛屽啓鍑轰袱閬撻櫎娉曠畻寮忔槸锛? 16梅
916=53 锛夊拰锛? 1516梅53 =9
16
锛夈€?锛?锛夊厛璁＄畻鍐嶅～绌恒€?82( )( )( )
27梅9 =( ) 脳( )=( ) 25梅5( )6 =25脳( )=30
1415梅72 =( )( ) 脳( )( )=( )( ) 12( )( )( )19梅4 =( ) 脳( )=( )
褰撻櫎鏁帮紙 澶т簬 锛?鏃讹紝鍟嗗皬浜庤?闄ゆ暟銆?褰撻櫎鏁帮紙 灏忎簬 锛?鏃讹紝鍟嗗ぇ浜庤?闄ゆ暟銆?2锛庤?绠椼€?/p>
211梅3 85
9 = 211脳193 = 8脳5 =
233 =1425 17320 梅10 4247梅35 = 1720 脳103 =47脳3524 =256 =56 3锛庡湪锛? 锛夐噷濉?笂>銆?lt;鎴?
27梅 12 锛?> 27 5 梅 13 锛?> 锛? 脳 13 311 梅43锛?< 311 55546 梅 4 锛?= 6脳 5
15梅1013 =1912
5锛庣敳鏁版槸43
510锛屼箼鏁版槸澶氬皯锛?/p>
45梅32
10 3
6锛庝竴涓?暱鏂瑰舰鐨勯潰绉?槸1225 3
4
绫筹紝闀挎槸澶氬皯绫筹紵
12325梅4 =16
25锛堢背锛?绛旓細闀挎柟褰㈢殑瀹芥槸16
25绫炽€?/p>
7锛庡?鏋渁53=b梅17 =c梅8
8,a銆乥銆乧涓嶄负0锛岄偅涔?/p>
a銆乥銆乧璋佹渶澶э紵璋佹渶灏忥紵
绛旓細a鏈€澶э紝b鏈€灏忋€?/p>
17
1锛庡垎鏁伴櫎娉?/p>
绗?璇炬椂 (15鍒嗛挓瀹屾垚)
(缁冧範鍏??6~9棰?
1锛庡～绌恒€?/p>
锛?锛夊湪锛? 锛夐噷濉?笂閫傚綋鐨勫垎鏁般€?/p>
113
2鏃?5鍒?锛? 锛夋椂 52鍘樼背=锛? 锛夌背
4254锛庤В鏂圭▼銆?/p>
1516梅x= 8x=16
242151
瑙ｏ細 x=6梅 瑙ｏ細 x=16 梅8
5鍚?5鍗冨厠=锛?7200锛夊惃 25鍒?锛?1
4锛夊厓
锛?锛夋妸55
7 鍗冪背骞冲潎鍒嗘垚3浠斤紝姣忎唤闀匡紙 21锛夊崈绫炽€?/p>
锛?锛夌敳鏁扮殑1415 鏄?锛岀敳鏁版槸锛?1
2
锛夈€?/p>
锛?锛変竴杈嗗皬姹借溅姣忚?5鍗冪背鑰楁补 3
5 鍗冨厠锛屽钩鍧囨瘡
鍗冪背鑰楁补锛?3
25
锛夊崈鍏嬨€?2锛庡垽鏂?€?/p>
锛?锛?15 梅2 = 8梅215=415 锛?脳 锛?/p>
锛?锛変袱涓?暟鐩搁櫎锛屽晢涓€瀹氬ぇ浜庤?闄ゆ暟銆? 锛?脳 锛?锛?锛?7,绛変簬鎶婅繖涓?暟鎵╁ぇ7鍊嶃€?锛?鈭?锛?/p>
锛?锛夋妸6绫抽暱鐨勯搧涓濆钩鍧囨埅鎴?娈碉紝5
6
绫炽€?/p>
锛?鈭?锛?/p>
3锛庣畻涓€绠椼€? 30
6 70 43
242 x=935 x=331
2 脳8
x=21
16
5锛庤殏铓佹瘡鍒嗛挓鍚戝墠鐖?6
25 绫筹紝鐖?畬涓€娈甸暱35 绫崇殑璺?/p>
瑕佸?灏戝垎閽燂紵
635梅925=10
21 锛堝垎锛?绛旓細闇€瑕?0
21鍒嗛挓銆?/p>
6锛庢妸杈归暱2
3 绫崇殑姝ｆ柟褰㈢焊鏉垮钩鍧囧垎鎴?鍧楋紝姣忓潡鐨?/p>
闈㈢Н鏄??灏戝钩鏂圭背锛?/p>
23脳23 梅5=4
45锛堝钩鏂圭背锛?绛旓細骞冲潎姣忓潡闈㈢Н鏄?
45骞虫柟绫炽€?/p>
7锛庡皬鏄庡湪璁＄畻鏃讹紝涓嶅皬蹇冨皢涔?3
7 7锛?/p>
寰楀埌鐨勭粨鏋滄槸35锛屾?纭?殑缁撴灉鏄??灏戯紵
35脳37 脳37=637
绛旓細姝ｇ‘缁撴灉搴旀槸637
18
1锛庡垎鏁伴櫎娉?/p>
绗?璇炬椂 (15鍒嗛挓瀹屾垚)
锛堜緥4锛岀粌涔犱節1銆?棰橈級 1锛庡～绌恒€?/p>
锛?锛変笉鐢ㄨ?绠楋紝浣犵煡閬撲笅闈㈠摢浜涢?鐨勫晢澶т簬琚?櫎鏁帮紝
37
3锛庝竴涓?笁瑙掑舰鐨勯潰绉?槸骞虫柟鍘樼背锛屽畠鐨勯珮鏄?620鍝?簺棰樼殑鍟嗗皬浜庤?闄ゆ暟鍚楋紵
鈶?4梅3 59梅2 鈶?梅34 鈶?9梅45 22775梅5 鈶?梅4 鍟嗗ぇ浜庤?闄ゆ暟鐨勭畻寮忔湁锛? 鈶? 鈶? 鈶? 鍟嗗皬浜庤?闄ゆ暟鐨勭畻寮忔湁锛? 鈶? 鈶? 鈶? 锛?锛変袱涓?洜鏁扮殑绉?槸51
9 锛屽叾涓?竴涓?洜鏁版槸10锛屽彟
涓€涓?洜鏁版槸锛?5
9
锛夈€?/p>
锛?25绫筹紝瀹冪殑鍛ㄩ暱鏄?紙13
5 锛夌背锛?/p>
闈㈢Н鏄?紙
4
25
锛夊钩鏂圭背銆?2锛庤?绠椼€?/p>
712 脳23梅79 155513 13脳12 =712 脳23脳97 =1513513 脳5脳12 =12 = 14
42155 梅25梅14 锛?9 +56 锛壝?112 = 45 脳2521 脳145 = 锛?2301236 +36锛壝?1 =223 = 6236脳1211 = 12933
鍘樼背锛屽簳鏄??灏戝帢绫筹紵
316脳2梅720=15
14 锛坈m锛?绛旓細搴曟槸15
14鍘樼背銆?/p>
4锛庡紶澶т集鍦伴噷鏀朵簡12鍚ㄧ櫧鑿滐紝1
5锛?/p>
绗?簩澶╁崠鍑轰簡鎬绘暟鐨?
3锛屼袱澶╀竴鍏卞崠鍑轰簡澶氬皯鍚?紵
11114
2脳5 +2脳3=15
锛堝惃锛?绛旓細涓ゅぉ涓€鍏卞崠鍑轰簡4
15鍚ㄣ€?/p>
531
4灏忔椂琛?05 鍗冪背锛岀収杩欐牱鐨勯€熷害锛?/p>
杩欒締鐏?溅琛屼簡5灏忔椂浠庣敳鍦板埌杈句箼鍦帮紝鐢蹭箼涓ゅ湴鐩歌窛澶氬皯鍗冪背锛?/p>
4013
5梅4 脳5=268锛堝崈绫筹級 绛旓細鐢蹭箼涓ゅ湴鐩歌窛268鍗冪背銆?/p>
6锛庡湪鎷?彿閲屽～涓婄浉鍚岀殑鏁帮紝浣跨瓑寮忔垚绔嬨€? 5 +锛? 锛?7锛嶏紙 锛? 2
5
19
1锛庡垎鏁伴櫎娉?/p>
绗?璇炬椂 (15鍒嗛挓瀹屾垚)
锛堢粌涔犱節3~10棰橈級 1锛庡～绌恒€?/p>
651
锛?锛夋槸12锛岃繖涓?暟鐨勭殑 鏄?紙 3 锛夈€?/p>
7213
4锛庡垪寮忚?绠椼€?/p>
714
锛?锛?鐨勫拰闄や互 锛屽晢鏄??灏戯紵
1525锛?锛夎?浣縳7 x
8 鏄?湡鍒嗘暟锛寈搴旂瓑浜庯紙 7 锛夈€傦紙3锛変竴鏍圭怀瀛愰暱51
7 绫筹紝骞冲潎鍒嗘垚5浠斤紝姣忎唤闀匡紙 7 锛?/p>
绫筹紝姣忎唤鏄?叏闀跨殑锛? 1
5 锛夈€?/p>
2锛庤?绠椼€?/p>
1.25脳25梅132 542
8脳15 5
= 1.25脳25脳32 = 12
6 +5
=锛?.25脳8锛壝楋紙25脳4锛? =
51230 +30
= 1000 = 17
30
15梅54 脳58 锛?12 +1532 锛壝?2+8=15脳45 脳58 =51
12 脳32+32脳
32+58
=712 =5358+8 =6 3锛庤В鏂圭▼銆?/p>
x+113 x=56 x梅15519 =6
瑙ｏ細73x=56 瑙ｏ細 x=5156 脳19
x=56 梅7253 x=38
x=24
715脳3梅1425=21
2
锛?锛?3闄?626
53鐨勫拰锛屽晢鏄??灏戯紵
锛?6+26
53锛壝?3
=26脳113+26153脳13
=2253
5锛庝竴鍙版嫋鎷夋満鑰曚簡涓€鍧楀湴锛岀?涓€澶╄€曚簡3
5 鍏?》锛屾瘮
绗?簩澶╁?鑰曚簡1
20 鍏?》锛屽钩鍧囨瘡澶╄€曞?灏戝叕椤峰湴锛?/p>
锛?5+35 +120锛壝?=23
40锛堝叕椤凤級 绛旓細骞冲潎姣忓ぉ鑰?3
40 鍏?》鍦般€?/p>
6锛庢按鏋滃簵杩愭潵涓€鎵规按鏋滐紝绗?竴澶╁崠鍑?0鍗冨厠锛屽崰
鍏ㄩ儴鐨?5 锛?
15锛岀?浜屽ぉ鍗?/p>
鍑哄?灏戝崈鍏嬶紵
30梅2脳5脳4
15=20锛堝崈鍏嬶級
绛旓細绗?簩澶╁張鍗栧嚭20鍗冨厠銆?/p>
20
2锛庤В鍐抽棶棰?/p>
绗?璇炬椂 (15鍒嗛挓瀹屾垚)
锛堜緥1銆佺粌涔犲崄1~3棰橈級 1锛庡～绌恒€?/p>
5
锛?锛夋苯杞﹂€熷害鏄?伀杞﹂€熷害鐨勫€嶏紝鏄?妸锛? 鐏?溅閫?/p>
4
3锛庝竴绛愭按鏋滃崠鍑?0鍗冨厠锛屾?濂藉崠鍑轰簡杩欑瓙姘存灉鐨?
锛岃繖绛愭按鏋滀竴鍏辨湁澶氬皯鍗冨厠锛?9
瑙ｏ細璁捐繖绛愭按鏋滀竴鍏辨湁x鍗冨厠銆?搴? 锛夌湅浣滃崟浣嶁€?鈥濄€?/p>
锛?鐏?溅閫熷害 5
4
=锛?姹借溅閫熷害 锛?/p>
锛?锛夌櫧鍏旂殑鍙?暟鏄?粦鍏斿彧鏁扮殑5
8 锛屾槸鎶婏紙 榛戝厰鍙?/p>
鏁?锛夌湅浣滃崟浣嶁€?鈥濄€?/p>
锛? 榛戝厰鍙?暟 锛壝?
8
=锛?鐧藉厰鍙?暟 锛?/p>
锛?锛変袱涓?勾绾х殑鎬讳汉鏁板崰鍏ㄦ牎浜烘暟鐨?
7 锛屾槸鎶婏紙 鍏?/p>
鏍′汉鏁?锛夌湅浣滃崟浣嶁€?鈥濄€?/p>
锛? 鍏ㄦ牎浜烘暟 锛壝?
7=锛?涓や釜骞寸骇鎬讳汉鏁?锛?/p>
2锛庣湅鍥惧垪鏂圭▼銆?/p>
锛?锛? 5
8
200鍙? x鍙?/p>
鏂圭▼锛? 5
8
x=200
锛?锛? x 绗?竴澶╋細
210涓?/p>
鏂圭▼锛?/p>
11
15
x=210
5
9
x=50 x=50梅5
9
x=50脳9
5
x=90
绛旓細杩欑瓙姘存灉涓€鍏辨湁90鍗冨厠銆?/p>
4锛庨懌鍘熺數鑴戝晢鍦轰笂鍗堝崠鍑虹數鑴?12鍙帮紝涓嬪崍鍗栧嚭
238鍙帮紝杩欎竴澶╁崠鍑虹殑鐢佃剳姝ｅソ鍗犳€诲彴鏁扮殑1
5 锛岀數
鑴戝晢鍦轰竴鍏辨湁澶氬皯鍙扮數鑴戯紵 瑙ｏ細璁剧數鑴戝晢鍦轰竴鍏辨湁x鍙扮數鑴戙€?1
5
x=212+238 x=450梅1
5
x=450脳5 x=2250
绛旓細鐢佃剳鍟嗗満涓€鍏辨湁2250鍙扮數鑴戙€?/p>
5锛庝竴杈嗘苯杞︿粠鐢插湴寮€寰€涔欏湴锛岃?浜?70鍗冪背锛屽垰濂?/p>
琛屼簡鍓╀笅璺?▼鐨?
4 锛岀敳涔欎袱鍦板叕璺?叏闀垮?灏戝崈绫筹紵
瑙ｏ細璁惧墿涓嬬殑璺?▼涓簒鍗冪背銆?5
4
x=270 x=270梅5
4
x=216
216+270=486锛堝崈绫筹級 绛旓細鐢蹭箼涓ゅ湴鍏?矾鍏ㄩ暱486鍗冪背銆?/p>
21
2锛庤В鍐抽棶棰?/p>
绗?璇炬椂 (15鍒嗛挓瀹屾垚)
锛堜緥2銆佺粌涔犲崄4銆?棰橈級 1锛庡～绌恒€?/p>
锛?5
7锛屾槸鎶婏紙 姊ㄩ噸閲? 锛?/p>
鐪嬩綔鍗曚綅鈥?鈥濄€?/p>
锛? 姊ㄩ噸閲? 5
7
=锛?鑻规灉閲嶉噺 锛?/p>
锛?锛夐粍鐞冧釜鏁版瘮缁跨悆涓?暟澶?
4 锛屾槸鎶婏紙 缁跨悆涓?暟 锛?/p>
鐪嬩綔鍗曚綅鈥?鈥濄€?/p>
锛堢豢鐞冧釜鏁帮級+锛堢豢鐞冧釜鏁帮級脳1
4 =锛堥粍鐞冧釜鏁帮級
锛?锛変節鏈堜唤鐢ㄧ數閲忔瘮鍏?湀浠借妭绾?
10锛屾槸鎶婏紙鍏?湀
浠界敤鐢甸噺锛夌湅浣滃崟浣嶁€?鈥濄€?/p>
锛堝叓鏈堜唤鐢ㄧ數閲忥級锛嶏紙鍏?湀浠界敤鐢甸噺锛?10锛堜節鏈堜唤鐢ㄧ數閲忥級
2锛庣湅鍥惧垪鏂圭▼銆?锛?锛?/p>
绉戞妧涔︼細
x鏈? 澶?
5
鏂囪壓涔︼細
280鏈?/p>
鏂圭▼锛? x + 2
5
x=280
锛?锛? 浜?鐢风敓锛?/p>
灏?49
濂崇敓锛?/p>
125浜?鏂圭▼锛? x 锛? 4
9
x=125
22
3锛庝竴浠朵笂琛?50鍏冿紝2
3锛屼竴鏉¤￥瀛愬?
灏戝厓锛?/p>
瑙ｏ細璁句竴鏉¤￥瀛恱鍏冦€?/p>
x + 2
3x=450
5
3
x=450 x=450梅5
3
x=270
绛旓細涓€鏉¤￥瀛?70鍏冦€?/p>
4锛庢煇鐢佃?鏈哄巶浠婂勾涓嬪崐骞寸敓浜х數瑙嗘満35涓囧彴锛屾瘮
涓婂崐骞村?鐢熶骇2
5 锛屼粖骞翠竴鍏辩敓浜х數瑙嗘満澶氬皯涓囧彴锛?/p>
瑙ｏ細璁句笂鍗婂勾鐢熶骇鐢佃?鏈簒涓囧彴銆?/p>
x + 2
5x=35
7
5
x=35 x=35梅7
5
x=25
25+35=60锛堜竾鍙帮級
绛旓細浠婂勾涓€鍏辩敓浜х數瑙嗘満60涓囧彴銆?/p>
5锛庣敳銆佷箼銆佷笝銆佷竵鍥涗汉鎺ュ姏璧涜窇锛?
7锛?/p>
涔欐帴鐫€璺戜簡135m锛屼笝璺戜簡鍏ㄧ▼鐨?
3 锛屾渶鍚庝竵璺戝畬鍓?/p>
涓嬬殑145m锛屽叏绋嬫槸澶氬皯绫筹紵 瑙ｏ細璁惧叏绋媥绫炽€?/p>
x锛?27x锛?1
3
x =135+145
8
21
x=280 x=735
绛旓細鍏ㄧ▼鏄?35绫炽€?/p>
2锛庤В鍐抽棶棰?/p>
绗?璇炬椂 (15鍒嗛挓瀹屾垚)
锛堢粌涔犲崄5銆?銆?銆?銆?0棰橈級 1锛庤?绠椾笅闈㈠悇棰樸€傦紙鑳界畝绠楃殑瑕佺畝绠楋級
26梅锛?4 +56 锛壝?8
=26梅锛?12 +107
12锛壝?
=26脳127
13 脳8
=21
345+450梅18脳2
5
= 345+450脳12
18 脳5
=345+10 =355 25 脳7.25+0.434 = 25脳7.25+2
5 脳0.75 = 2
5脳锛?.25+0.75锛?= 2
5脳8 = 315
2锛庢暟鐮佺數鑴戝煄鍗栧嚭鐢佃剳175鍙帮紝瓒呴?瀹屾垚璁″垝閿€鍞?/p>
鍙版暟鐨?
4 锛屼笂鏈堣?鍒掗攢鍞?數鑴戝?灏戝彴锛?/p>
175梅锛?+1
4 锛?/p>
=175梅5
4
=140锛堝彴锛?/p>
绛旓細涓婃湀璁″垝閿€鍞?數鑴?40鍙般€?/p>
3锛庝笢鏂圭孩灏忓?鏈?湀鐢ㄧ數540搴︼紝姣斾笂鏈堝皯鐢?
11锛?/p>
涓婃湀鐢ㄧ數澶氬皯搴︼紵
540梅锛?锛?2
11锛?/p>
=540梅9
11
=660锛堝彴锛?/p>
绛旓細涓婃湀鐢ㄧ數660搴︺€?/p>
4锛庢按鏋滃簵杩愭潵涓€鎵规按鏋滐紝鑻规灉鏈?50鍗冨厠锛屾ⅷ鐨勯噸
閲忔槸鑻规灉鐨?53
4锛屾?瀛愭湁澶氬皯鍗冨厠锛?/p>
150脳4
5 =120锛堝崈鍏嬶級
120梅3
4 =160锛堝崈鍏嬶級
绛旓細妗斿瓙鏈?60鍗冨厠銆?/p>
5锛庡伐绋嬮槦淇?竴鏉″叕璺?紝宸茬粡淇?簡鐨勬瘮鍏ㄩ暱鐨?
15灏?/p>
2.4鍗冪背锛屾病淇?殑鍗犲叏闀跨殑3
5锛岃繖鏉¤矾鍏ㄩ暱澶氬皯鍗?/p>
绫筹紵
715锛嶏紙1315锛? 15 2.4梅1
15 =36锛堝崈绫筹級
绛旓細鍏ㄩ暱36鍗冪背銆?/p>
23
2锛庤В鍐抽棶棰?/p>
绗?璇炬椂 (15鍒嗛挓瀹屾垚)
锛堜緥2銆佺粌涔犲崄4銆?棰橈級 1锛庡～绌恒€?/p>
锛?锛変竴浠惰。鏈嶇殑鐜颁环姣斿師浠烽檷浣庝簡1
7 锛屾槸鎶婏紙 鍘?/p>
浠?锛夌湅浣滃崟浣嶁€?鈥濄€?/p>
鐜颁环鏄?師浠风殑锛? 6
7
锛?/p>
锛?锛?
5锛屼箼鏍″?鐢熶汉鏁版槸鐢?/p>
鏍＄殑锛? 5
6
锛夈€?/p>
锛?锛?0鏄?0鐨勶紙 2
3 锛夈€?/p>
锛?锛?4鐨?
4鏄?紙 18 锛夈€?/p>
锛?锛夛紙 6212 2
5鏄?5銆?/p>
2锛庤В鏂圭▼銆?35 x锛?=1
15 瑙ｏ細35x =1
15
+4
35x=6115
x=6115 梅35
x=67
9
5 x +3x=16
7
瑙ｏ細 8x= 16
7
x=16
7 梅8
x=2
7
3锛庝竴鏉″叕璺?紝宸茬粡淇?簡鍏ㄩ暱鐨?
9 锛岃繕鍓╀笅160鍗冪背锛?/p>
杩欐潯鍏?矾鍏ㄩ暱澶氬皯鍗冪背锛?/p>
160梅锛?锛?5
9 锛?/p>
=160梅4
9
=360锛堝崈绫筹級
绛旓細杩欐潯鍏?矾鍏ㄩ暱360鍗冪背銆?/p>
4锛庝功搴楁柊杩涗簡涓€鎵逛功锛屾晠浜嬩功鏈?30鏈?紝姣旀枃鑹轰功鐨?
4澶?7鏈?€傛枃鑹轰功鏈夊?灏戜功锛?/p>
锛?30锛?7锛壝?
4
=213梅3
4
=284锛堟湰锛?/p>
绛旓細鏂囪壓涔︽湁284鏈?€?/p>
5锛庝竴妗舵补锛岃繛妗跺叡閲?53
5鐨勬补浠ュ悗锛?/p>
杩炴《鍏遍噸50鍗冨厠锛屽師鏉ユ《涓?殑娌规湁澶氬皯鍗冨厠锛?/p>
锛?5锛?0锛壝?
5
=45梅35
=75锛堝崈鍏嬶級
绛旓細鍘熸潵妗朵腑鐨勬补鏈?5鍗冨厠銆?/p>
24
3锛庢瘮鍜屾瘮鐨勫簲鐢?/p>
绗?璇炬椂 (15鍒嗛挓瀹屾垚)
锛堟瘮鐨勬剰涔夈€佺粌涔犲崄涓€绗?棰橈級 1锛庡～绌恒€?/p>
锛?锛夛紙 涓や釜鏁扮浉闄? 锛夊張鍙?仛涓や釜鏁扮殑姣斻€?锛?锛夊湪涓や釜鏁扮殑姣斾腑锛屾瘮鍙峰墠闈㈢殑鏁板彨鍋氾紙 姣旂殑鍓嶉」 锛夛紝姣斿彿鍚庨潰鐨勬暟鍙?仛锛?姣旂殑鍚庨」 锛夈€?锛?锛夋眰姣斿€煎彲浠ョ敤姣旂殑锛堝墠椤癸級闄や互姣旂殑锛堝悗椤癸級 锛?锛夋瘮鐨勫墠椤圭浉褰撲簬闄ゆ硶涓?殑锛?琚?櫎鏁?锛夛紝鐩稿綋浜庡垎鏁颁腑鐨勶紙 鍒嗗瓙 锛夈€?/p>
锛?锛?
13 =锛?7 锛?锛?13 锛?锛?7 锛壝凤紙 13 锛夈€?/p>
锛?锛?梅15=锛? 锛?/p>
锛? 锛?锛? 2 锛夛細锛? 15 锛夈€?/p>
2锛庡垽鏂?€?/p>
锛?锛夋瘮鍊奸€氬父鐢ㄥ垎鏁拌〃绀猴紝涔熷彲浠ョ敤灏忔暟鎴栨暣鏁拌〃绀恒€? 锛?鈭?锛?锛?锛夋瘮鐨勫悗椤逛笉鑳戒负0銆? 锛?鈭?锛?锛?锛?锛?鐨勬瘮鍊兼槸5
7銆? 锛?脳 锛?/p>
锛?锛夊皬寮?澶╁姞宸?2涓?浂浠讹紝鍔犲伐鐨勪釜鏁颁笌鏃堕棿鐨勬瘮鏄?锛?2銆? 锛?脳 锛?3锛庡叚涓€鐝?浘涔﹁?鏈?2鏈??璇濅功锛?8鏈?晠浜嬩功銆?锛?锛夌?璇濅功鐨勬湰鏁版槸鏁呬簨涔︾殑鍑犲垎涔嬪嚑锛?12梅18=23
绛旓細绔ヨ瘽涔︾殑鏈?暟鏄?晠浜嬩功鐨?
3
锛?锛夌?璇濅功鐨勬湰鏁颁笌鏁呬簨涔︽湰鏁扮殑姣旀槸澶氬皯锛熸瘮鍊兼槸澶氬皯锛?12锛?8=23
绛旓細绔ヨ瘽涔︽湰鏁颁笌鏁呬簨涔︾殑姣旀槸12锛?8锛屾瘮鍊兼槸2
3
锛?锛夋晠浜嬩功鏈?暟鍜岀?璇濅功鏈?暟鐨勬瘮鏄??灏戯紵姣斿€兼槸澶氬皯锛?18锛?2=32
绛旓細鏁呬簨涔︽湰鏁板拰绔ヨ瘽涔︽湰鏁扮殑姣旀槸18锛?2锛屾瘮鍊兼槸32銆?/p>
4锛庢眰涓嬮潰鍚勬瘮鐨勬瘮鍊笺€?/p>
35锛?5 1
4锛?.125
=35梅25 =1
4梅0.125
=75 =1
4脳8 =2
14 2
3
0.45锛?.5 =14 梅2
3 =0.45梅2.5 =3
8 =0.18
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绛旓細鐢层€佷箼銆佷笝涓変釜鏁扮殑姣旀槸4锛?锛?
25
3锛庢瘮鍜屾瘮鐨勫簲鐢?/p>
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锛堟瘮鐨勫熀鏈?€ц川锛屼緥1锛岀粌涔犲崄涓€绗?棰橈級 1锛庡～绌恒€?/p>
锛?锛夋瘮鐨勫墠椤瑰拰鍚庨」鍚屾椂涔樻垨闄や互锛?鐩稿悓鐨勬暟 锛?/p>
3锛庡寲绠€涓嬮潰鍚勬瘮銆?锛?闄ゅ?锛?锛?姣斿€?锛変笉鍙?杩欏彨鍋氭瘮鐨勫熀鏈?€ц川銆傦紙2锛?锛?=2脳3锛?脳锛?3 锛?锛?6 锛夛細锛?9 锛?17锛?4=17梅17锛?4梅锛?7 锛?锛?1 锛夛細锛?2 锛? 25锛?0=25梅锛?5 锛夛細40梅5=锛?5 锛夛細锛?8 锛?锛?锛夛紙 1 锛夛細锛?2 锛?0.5=锛?3 锛夛細6 锛?10 锛夛細锛?7 锛?137
=锛?20 锛夛細14
锛?锛夎嫻鏋滅殑閲嶉噺姣旀ⅷ澶?
4 锛岃〃绀鸿嫻鏋滈噸閲忓拰姊ㄩ噸閲?/p>
鐨勬瘮鏄?紙 5锛? 锛夈€?/p>
锛?锛夋妸4绫筹細12鍒嗙背鍖栨垚鏈€绠€鏁存暟姣旀槸锛?0锛?锛夈€?锛庡垽鏂?€?/p>
锛?锛夋瘮鐨勫墠椤瑰噺3锛岃?浣挎瘮鍊间笉鍙橈紝姣旂殑鍚庨」涔熷簲鍑忓皯3銆? 锛?脳 锛夛紙2锛変簲浜岀彮浠婂ぉ鍒版牎62浜猴紝璇峰亣2浜猴紝鍒版牎瀛︾敓涓庡叏鐝??鐢熺殑姣旀槸31锛?2銆? 锛?鈭?锛夛紙3锛?.48锛?.6鍖栫畝鍚庢槸0.8銆? 锛?脳 锛夛紙4锛夊?鏋渁锛歜=2锛?锛岄偅涔坅=2锛宐=7銆? 锛?脳 锛夛紙5锛変竴浠跺伐绋嬶紝鐢插崟鐙?仛瑕?澶╁畬鎴愶紝涔欏崟鐙?仛瑕?澶╁畬鎴愶紝鐢插拰涔欑殑宸ヤ綔鏁堢巼姣旀槸5锛?銆? 锛?脳 锛?12锛?2
5
12
锛? =12梅6锛?2梅6 =5
12脳12锛?脳12
=2锛? =5锛?2
0.8绫筹細20鍘樼背 49锛?.7 =80锛?0 =490锛? =4锛? =70锛?
4锛庝竴娈佃矾鐢茶溅3灏忔椂琛屼簡225鍗冪背锛屼箼杞?.5灏忔椂鍓嶈繘浜?80鍗冪背锛岀敳涔欎袱杞︾殑閫熷害姣旀槸澶氬皯锛?225梅3=75锛堝崈绫筹級 180梅2.5=72锛堝崈绫筹級 75锛?2=25锛?4
绛旓細鐢蹭箼涓よ溅鐨勯€熷害姣旀槸25锛?4銆?/p>
5锛庝竴涓?暱鏂瑰舰鐨勫?鍜屼竴涓?笁瑙掑舰楂樼殑姣旀槸1锛?锛屽畠浠?殑闈㈢Н姣斾篃鏄?锛?锛岄偅涔堥暱鏂瑰舰鐨勯暱涓庝笁瑙掑舰搴曠殑姣旀槸澶氬皯锛?绛旓細1锛?
3锛庢瘮鍜屾瘮鐨勫簲鐢?/p>
绗?璇炬椂 (15鍒嗛挓瀹屾垚)
锛堢粌涔犲崄涓€2銆?銆?銆?銆?棰橈級
1锛庡～绌恒€?/p>
锛?锛?骞虫柟绫筹細16骞虫柟鍒嗙背鍖栨垚鏈€绠€鏁存暟姣旀槸 锛? 25锛? 锛夈€?/p>
锛?锛夌瓑搴曠瓑楂樼殑骞宠?鍥涜竟褰㈠拰涓夎?褰㈤潰绉?瘮鏄?紙 2锛? 锛夈€?/p>
锛?锛夋瘮鍊兼槸1
3 鐨勬瘮鏈夛紙 鏃犳暟 锛変釜銆?/p>
锛?锛夋?鏂瑰舰鐨勫懆闀夸笌杈归暱鐨勬瘮鏄?紙 4锛? 锛夈€?锛?锛夊噺鏁颁笌宸?殑姣旀槸5锛?锛屽樊涓庤?鍑忔暟鐨勬瘮鏄?紙 3锛?锛夛紝姣斿€兼槸锛? 38
锛夈€?/p>
锛?锛夌敳鏁版槸涔欐暟鐨?鍊嶏紝涓欐暟鏄?敳鏁扮殑4鍊嶏紝涔欐暟鍜屼笝鏁扮殑姣旀槸锛?1锛?2 锛夈€?/p>
锛?锛夋瘮鐨勫墠椤规墿澶?鍊嶏紝鍚庨」缂╁皬3鍊嶏紝姣斿€硷紙 鎵╁ぇ9鍊? 锛夈€?/p>
2锛庡垽鏂?€?/p>
锛?锛?鍚ㄩ搧鍜?00鍗冨厠妫夎姳鐨勬瘮鏄?锛?00銆?锛?脳 锛?锛?锛夋渶绠€鏁存暟姣旂殑鍓嶉」鍜屽悗椤逛竴瀹氭槸鑷?劧鏁般€?/p>
锛?鈭?锛?/p>
锛?锛夋瘮鐨勫墠椤瑰拰鍚庨」鍚屾椂涔樻垨闄や互鐩稿悓鐨勬暟锛屾瘮鍊间笉鍙樸€? 锛?脳 锛?锛?锛夋妸10鍏嬬洂鏀惧叆90鍏嬫按涓?紝鐩愬拰鐩愭按鐨勬瘮鏄?锛?0銆? 锛?鈭?锛?锛?锛?.4锛?.8鐨勬渶绠€鏁存暟姣旀槸8銆? 锛?脳 锛?/p>
3锛庝竴涓?钩琛屽洓杈瑰舰鐨勯潰绉?槸62.5骞虫柟绫筹紝楂樻槸5绫筹紝搴曚笌楂樼殑姣斿€兼槸澶氬皯锛?62.5梅5=12.5锛堢背锛?12.5锛?=2.5
绛旓細搴曚笌楂樼殑姣斿€兼槸2.5銆?/p>
4锛庡厛鍖栫畝锛屽啀姹傛瘮鍊笺€?/p>
25锛?
3 0.24锛?.4 =6锛?0 =24锛?0 =3锛? =3锛? = 3
5 =0.6
0.4绔嬫柟绫筹細50绔嬫柟鍒嗙背 20鍒嗭細3
4 鏃?/p>
=400锛?0 =20锛?5 =8锛? =4锛?
=8 =4
9
5锛庨?钑夊拰鐏?緳鏋滅殑鍗曚环姣旀槸2锛?锛岃€岃川閲忔瘮鏄?锛?锛岄偅涔堝畠浠?殑鎬讳环姣旀槸澶氬皯锛?/p>
2脳5锛?脳3 =10锛?
27
3锛庢瘮鍜屾瘮鐨勫簲鐢?/p>
绗?璇炬椂 锛?5鍒嗛挓瀹屾垚锛?/p>
锛堜緥2銆佺粌涔犲崄浜?~3棰橈級 1锛庡～绌恒€?/p>
锛?锛夋妸涓€涓?暟閲忔寜鐓т竴瀹氱殑锛? 姣? 锛夋潵杩涜?鍒嗛厤锛?/p>
3锛庡?鏍℃妸255鏈??澶栦功鎸?锛?鍒嗙粰鍏?勾绾у拰浜斿勾绾э紝涓や釜骞寸骇鍚勫垎寰楀?灏戞湰锛?2+3=5
杩欑?鍒嗛厤鏂规硶閫氬父鍙?仛锛? 鎸夋瘮鍒嗛厤 锛夈€?锛?锛夊叚浜岀彮鐢风敓浜烘暟鍜屽コ鐢熶汉鏁扮殑姣旀槸6锛?銆?/p>
鈶犲湪鍏?浜?鐝?€讳汉鏁颁腑锛岀敺鐢熶汉鏁板崰锛?6 锛変唤锛屽コ鐢熶汉鏁板崰锛?5 锛変唤銆?/p>
鈶＄敺鐢熶汉鏁板崰鎬讳汉鏁扮殑锛? 6
11 锛夈€?/p>
鈶㈠コ鐢熶汉鏁板崰鎬讳汉鏁扮殑锛? 5
11
锛夈€?/p>
锛?锛夊北缇婂拰缁电緤鐨勬€诲彧鏁版槸210鍙?紝灞辩緤鍜岀坏缇婂彧鏁扮殑姣旀槸3锛?锛屽北缇婃湁锛?90 锛夊彧锛岀坏缇婃湁锛?120 锛夊彧銆?/p>
锛?锛夊疄闄呬骇閲忔瘮璁″垝浜ч噺澶?
10锛屽疄闄呬骇閲忎笌璁″垝
浜ч噺鐨勬瘮鏄?紙 11锛?0 锛夈€?/p>
2锛庣敤84绫抽暱鐨勭怀瀛愬洿璧蜂竴鍧椾笁瑙掑舰鍦帮紝杩欎釜涓夎?褰㈢殑涓夋潯杈圭殑姣斿垎鍒?槸3锛?锛?锛屼笁鏉¤竟鍚勬槸澶氬皯绫筹紵 3+4+5=12 84脳3
12 =21锛堢背锛?/p>
84脳4
12 =28锛堢背锛?/p>
84脳5
12
=35锛堢背锛?/p>
绛旓細涓夋潯杈瑰垎鍒?槸21绫炽€?8绫炽€?5绫炽€?/p>
255脳2
5 =102锛堟湰锛?/p>
255脳3
5
=153锛堟湰锛?/p>
绛旓細鍏?勾绾у垎寰?02鏈?紝浜斿勾绾у垎寰?53鏈?€?/p>
4锛庨暱鏂瑰舰闀垮拰瀹界殑姣旀槸5锛?锛屽畠鐨勫懆闀挎槸72cm锛屽畠鐨勯潰绉?槸澶氬皯骞虫柟鍘樼背锛?72梅2梅锛?+4锛?4锛坈m锛?5脳4=20锛坈m锛?4脳4=16锛坈m锛?/p>
20脳16=320锛堝钩鏂瑰帢绫筹級
绛旓細闀挎柟褰㈢殑闈㈢Н鏄?20骞虫柟鍘樼背銆?/p>
5锛庡伐绋嬮槦鎶婁竴鏉″叕璺?殑4
5 鎸?锛?锛?鍒嗙粰鐢层€佷箼銆?/p>
涓欎笁涓?皬闃燂紝涔欓槦鍒嗗緱240绫筹紝杩欐潯鍏?矾鍏ㄩ暱澶氬皯绫筹紵
240梅3=80锛堢背锛?/p>
80脳锛?+3+4锛?720锛堢背锛?720梅4
5
=900锛堢背锛?/p>
绛旓細杩欐潯鍏?矾鍏ㄩ暱900绫炽€?/p>
28
3锛庢瘮鍜屾瘮鐨勫簲鐢?/p>
绗?鏃?锛?5鍒嗛挓瀹屾垚锛?/p>
锛堢粌涔犲崄浜?~6棰橈級 1锛庡～绌恒€?/p>
1
锛?锛夛紝瀹為檯涓庤?鍒掔殑姣旀槸锛?7 锛夛細
8
4锛庝竴涓?暱鏂逛綋鐨勬１闀挎€诲拰鏄?2dm锛屽畠鐨勯暱銆佸?銆侀珮鐨勬瘮鏄?锛?锛?銆傞暱鏂逛綋鐨勮〃闈㈢Н鍜屼綋绉?悇鏄??锛?8 锛夈€?/p>
锛?锛変竴涓?笁瑙掑舰鐨勪笁涓?唴瑙掑害鏁版瘮鏄?锛?锛?锛岃繖涓?笁瑙掑舰鏄?紙 绛夎叞鐩磋? 锛変笁瑙掑舰銆?/p>
锛?锛夌敳鏁版槸涔欐暟鐨?
4 锛岀敳涔欎袱鏁扮殑姣旀槸锛? 3 锛?
锛? 4 锛?/p>
锛?锛夊叕鍥?噷鏈夐粍鑿婅姳64鐩嗭紝鐧借強鑺?2鐩嗐€傞粍鑿婅姳鍜岀櫧鑿婅姳鍒嗘暟鐨勬瘮鏄?紙 8 锛夛細锛?9 锛夛紝姣斿€兼槸 锛?
9 锛?/p>
锛?锛?锛氾紙 12 锛?0.25=锛? 锛?/p>
28=锛?5 锛夛細20銆?/p>
2锛庡垽鏂?€?/p>
锛?1
20 ,鐩愪笌姘寸殑姣旀槸 1锛?/p>
20銆? 锛? 脳 锛?锛?锛夌敳銆佷箼涓ゆ暟鐨勬瘮鏄?1
8 9
锛岀敳鏁版瘮涔欐暟澶с€?/p>
锛? 鈭? 锛?/p>
锛?锛夋瘮鐨勫墠椤瑰?鍔?锛屽悗椤瑰噺灏?锛屾瘮鍊间笉鍙樸€?/p>
锛? 脳 锛?/p>
锛?锛夎?鍚屼竴娈佃矾锛岀敳瑕?3 灏忔椂锛屼箼瑕?
4 灏忔椂锛岀敳涔?/p>
涓や汉閫熷害姣旀槸4锛?銆? 锛? 脳 锛?3锛庝竴涓?笁瑙掑舰鐨勪笁涓?唴瑙掑害鏁版瘮鏄?锛?锛?锛岃繖涓?涓夎?褰?腑鏈€澶х殑鍐呰?鏄??灏戝害锛?/p>
2+5+7=14 180脳7
14 =90锛堝害锛?/p>
绛旓細鏈€澶х殑鍐呰?鏄?0搴︺€?/p>
灏戯紵
72梅4梅锛?+3+2锛?2锛堝垎绫筹級 2脳4=8锛堝垎绫筹級 2脳3=6锛堝垎绫筹級 2脳2=4锛堝垎绫筹級
锛?脳6+8脳4+6脳4锛壝?=208锛堝钩鏂瑰垎绫筹級 8脳6脳4=192锛堢珛鏂瑰垎绫筹級
绛旓細琛ㄩ潰绉?槸208骞虫柟鍒嗙背锛屼綋绉?槸192绔嬫柟鍒嗙背銆?/p>
5锛庣敳銆佷箼涓ゆ暟鐨勫樊鏄?4锛岀敳銆佷箼涓ゆ暟鐨勬瘮鏄?锛?锛岀敳銆佷箼涓ゆ暟鐨勭Н鏄??灏戯紵 54梅锛?锛?锛?18 5脳18=90 2脳18=36 90脳36=3240
绛旓細鐢层€佷箼涓ゆ暟鐨勭Н鏄?240銆?/p>
29
4锛庢暣鐞嗗拰澶嶄範
绗?鏃?锛?5鍒嗛挓瀹屾垚锛?/p>
锛堢粌涔犲崄涓夌?1~5棰橈級
1锛庡～绌恒€?/p>
锛?锛?鍗冨厠锛?00鍏嬪寲鎴愭渶绠€鏁存暟姣旀槸锛?20锛? 锛夛紝53
24+锛夛紞13
8453
=24脳+24脳 锛?3
84姣斿€兼槸锛? 20 锛夈€?/p>
锛?锛変袱涓??鏂瑰舰鐨勮竟闀挎瘮鏄?锛?锛屽畠浠?殑鍛ㄩ暱姣旀槸锛? 2锛? 锛夛紝闈㈢Н姣旀槸锛? 4锛? 锛夈€?锛?锛夋妸 3
5鐨勫垎姣嶆墿澶?鍊嶏紝瑕佷娇鍒嗘暟澶у皬涓嶅彉锛?/p>
鍒嗗瓙搴斿姞涓婏紙 6 锛夈€?/p>
锛?锛変竴椤瑰伐浣滐紝鐢插崟鐙?仛瑕?澶╁畬鎴愶紝涔欏崟鐙?仛瑕?0澶╁畬鎴愶紝鐢蹭箼鐨勫伐鏁堟瘮鏄?紙 5锛? 锛夈€?锛?锛?2
5
=锛?24 锛夛細10=36锛氾紙 15 锛夈€?/p>
锛?锛夌敳銆佷箼涓ゆ暟鐨勫拰鏄?5锛岀敳銆佷箼涓ゆ暟鐨勬瘮鏄?锛?鐢叉暟鏄?紙 35 锛夈€?2锛庡垽鏂?€?/p>
锛?锛?4姣?鍗冨厠妫夎姳鐨?
4 閲嶃€?锛?脳 锛夛紙2锛夋煇鐝?敺鐢熶笌濂崇敓鐨勬瘮鏄?锛?锛屽コ鐢熷崰鍏ㄧ彮浜烘暟鐨?
11銆? 锛?脳 锛夛紙35
9
锛屼箼鏁板拰鐢叉暟鐨勬瘮鏄?锛?銆?/p>
锛?鈭?锛?锛庣畝绠椼€?/p>
59脳14
11+9 梅11 =59脳14111+9 脳11 =锛?419 +9 锛壝?1
=111
=15+18锛?3 =20
4锛庢煇鏍″笀鐢熶负鐏惧尯鎹愭?12873鍏冿紝鍏朵腑鑰佸笀鎹愭?3273鍏冿紝浣庝腑楂樺勾绾ф崘娆剧殑閽辨暟姣旀槸3锛?锛?锛屼腑骞寸骇鎹愭?澶氬皯鍏冿紵 12873锛?273=9600锛堝厓锛?3+4+5=12
9600脳4
12 =3200锛堝厓锛?/p>
绛旓細涓?勾绾ф崘娆?200鍏冦€?/p>
5锛庝竴杈嗘苯杞︿粠鐢插湴寮€寰€涔欏湴锛屾瘡灏忔椂琛?4鍗冪背锛岃?浜?.5灏忔椂锛屽凡琛岃矾绋嬩笌鏈??璺?▼姣旀槸7锛?0锛岃繕瑕佸嚑灏忔椂鎵嶈兘鍒拌揪锛?64脳3.5梅7=32锛堝崈绫筹級 10脳32梅64=5锛堝皬鏃讹級 绛旓細杩樿?5灏忔椂鎵嶈兘鍒拌揪銆?/p>
30
4锛庢暣鐞嗗拰澶嶄範
绗?鏃?(15鍒嗛挓瀹屾垚)
锛堢粌涔犲崄涓夌?6~10棰橈級 1锛庡～绌恒€?/p>
3
锛?锛?5 灏忔椂锛屽寲鎴愭渶绠€鏁存暟姣旀槸锛?5锛? 锛夛紝
561锛?4+锛壝?/p>
76161=24脳+脳
6761=4+
7姣斿€兼槸锛? 11
4 锛夈€?/p>
锛?锛夊浘涓?暱鏂瑰舰闈㈢Н涓庨槾褰?/p>
閮ㄥ垎闈㈢Н姣旀槸锛?/p>
2锛? 锛夈€?/p>
锛?锛夋瘮2411
3鍗冨厠鏄?紙 243 锛夊崈鍏嬶紝姣?/p>
241
3
鏄?紙 16 锛夊崈鍏嬨€?/p>
锛?锛夊?鏋滄妸2锛?鐨勫墠椤规墿澶?鍊嶏紝瑕佷娇姣斿€间笉鍙橈紝鍚庨」搴斿彉涓猴紙 15 锛夈€?/p>
锛?锛夛紙 240鍚?锛夌殑120
鏄?2鍚ㄣ€?/p>
锛?锛夌敳鏁伴櫎浠ヤ箼鏁板晢鏄?.625锛岀敳銆佷箼涓ゆ暟鐨勬渶绠€鏁存暟姣旀槸锛?5锛? 锛夈€?2锛庡垽鏂?€?/p>
锛?57 鍚ㄥ噺灏?7 4
7鍚ㄣ€? 锛?脳 锛?/p>
锛?锛変竴涓?暟鐨勫€掓暟涓€瀹氭瘮瀹冩湰韬?ぇ銆? 锛?脳 锛?锛?锛変竴涓?笁瑙掑舰鐨勪笁涓?唴瑙掑害鏁版瘮鏄?锛?锛?锛岃繖涓?笁瑙掑舰鏄?洿瑙掍笁瑙掑舰銆? 锛?脳 锛?3锛庤?绠椼€?/p>
锛?4 +3
7 锛壝凤紙0.25+0.5锛?=锛?1121228 +28锛壝凤紙4+4 锛?/p>
=3328 脳43 =147
=417
4锛庡?濡堝幓涔﹀簵璐?墿锛屼拱涔﹁姳浜?8鍏冿紝鍗犳墍鑺遍挶鏁扮殑25锛?
15锛屼拱纾佸甫鐢ㄤ簡澶氬皯閽憋紵
48梅275脳15
=120脳7
15
=56锛堝厓锛?/p>
绛旓細涔扮?甯︾敤浜?6鍏冦€?/p>
5锛庡晢搴楄繍鏉ヨ嫻鏋溿€佹?瀛愩€佹ⅷ鍏?80鍗冨厠锛岃嫻鏋滀笌姊ㄧ殑閲嶉噺姣旀槸3锛?锛屾?瀛愮殑閲嶉噺鏄?ⅷ鐨?
3銆傛ⅷ鏈夊?灏?/p>
鍗冨厠锛?鑻规灉锛氭ⅷ=3锛? 妗斿瓙锛氭ⅷ=2锛?
鑻规灉锛氭ⅷ锛氭?瀛?9锛?锛? 380脳6
9+6+4 =120锛堝崈鍏嬶級
绛旓細姊ㄦ湁120鍗冨厠銆?/p>
31
绗?笁鍗曞厓妫€娴嬪嵎
锛堟€诲垎100鍒嗭紝60鍒嗛挓瀹屽嵎锛?/p>
涓€銆佸～绌恒€傦紙姣忕┖2鍒嗭紝鍏?0鍒嗭級 135灏忔椂鍙?互鐪嬩綔3灏忔椂鐨勶紙 15 锛夈€?2锛庡湪锛? 锛夐噷濉?笂閫傚綋鐨勫垎鏁般€?/p>
5骞虫柟绫?0骞虫柟鍒嗙背=锛? 531
5 锛夊钩鏂圭背 2鍏?鍒?锛? 220 锛夊厓
3锛庡?鏋?5101
7脳a=b脳21 =1锛岄偅涔坅+b =锛? 32
锛夈€?/p>
458鐨勫垎鏁板崟浣嶆槸锛? 1
8 锛夛紝鍐嶆坊涓婏紙 19 锛変釜杩欐牱鐨勫崟浣嶅氨绛変簬3銆?5銆?.75锛?12 鍖栨垚鏈€绠€鏁存暟姣旀槸锛?1锛? 锛夛紝姣斿€兼槸锛? 12
锛夈€?/p>
6锛庝粠鐢插湴鍒颁箼鍦帮紝涓€杈嗘苯杞﹀凡琛屼簡杩欐?璺?▼鐨?
7 锛岃繕鍓╀笅120鍗冪背锛岀敳涔欎袱鍦扮浉璺濓紙 280 浜屻€佸垽鏂?€傦紙姣忕┖2鍒嗭紝鍏?0鍒嗭級
1锛庡亣鍒嗘暟鐨勫€掓暟閮藉皬浜?銆? 219锛屽啺鍖栨垚姘翠綋绉?氨鍑忓皯1
9 銆? 3锛庝粠瀛︽牎鍒拌溅绔欙紝灏忔槑鐢ㄤ簡15 灏忔椂锛屽皬鍐涚敤浜?
6 灏忔椂锛屽皬鏄庛€佸皬鍐涚殑閫熷害姣旀槸5锛?銆? 415鍚?紝涔欒溅鑻规灉灏辨瘮鐢茶溅澶?
5 鍚ㄣ€? 5锛庡湪7锛?3涓?紝濡傛灉鍓嶉」鍔犱笂14锛岃?浣挎瘮鍊间笉鍙橈紝鍚庨」搴斾箻3銆? 涓夈€侀€夋嫨棰樸€傦紙姣忕┖2鍒嗭紝鍏?鍒嗭級
1锛?656+49锛?36脳54
6 +36脳9
杩愮敤浜嗭紙 C 锛夈€?/p>
A锛氫箻娉曚氦鎹㈠緥 B锛氫箻娉曠粨鍚堝緥 C锛氫箻娉曞垎閰嶅緥 2锛庢妸鐢叉暟鐪嬩綔鍗曚綅鈥?鈥濈殑鏄?紙 C 锛?/p>
A锛氫箼鐨?5 绛変簬鐢? B11
9 C锛氱敳鐨?鐩稿綋浜庝箼銆?锛庝笅闈㈡槸涓や釜瀹屽叏鐩稿悓鐨勯暱鏂瑰舰锛屾瘮杈冧袱涓?槾褰变笁瑙掑舰闈㈢Н銆傦紙 C 锛夈€?/p>
A锛歛>b B锛歛<b C锛歛=b D锛氭棤娉曠‘瀹氥€?4锛庡湪鍒嗘暟闄ゆ硶涓?紝褰撻櫎鏁板皬浜?鏃讹紝锛堣?闄ゆ暟涓嶄负0锛夛紝鍟嗭紙 A 锛夎?闄ゆ暟銆?A锛氬ぇ浜? B锛氬皬浜? C锛氱瓑浜?/p>
32
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锛? 锛?/p>
锛?/p>
锛?/p>
锛?/p>
鍥涖€佽?绠?/p>
1锛庣洿鎺ュ啓寰楁暟銆傦紙姣忓皬棰?鍒嗭紝鍏?鍒嗭級
11155551111115 脳 = 梅 脳0 = 0 梅22 = 9锛?.32 = 8.68 + = 34127127821427856
2锛庢眰涓嬮潰鍚勬瘮鐨勬瘮鍊笺€傦紙姣忛?3鍒嗭紝鍏?2鍒嗭級
57145锛?0 0.5鍗囷細450姣?崌 锛?.375 788
5713=45梅80 =500梅450 =梅 =梅 7888
91401= =1 = = 169493
3锛庡寲绠€涓嬮潰鍚勬瘮銆傦紙姣忛?3鍒嗭紝鍏?2鍒嗭級
134锛?5 30鍘樼背锛?绫? 0.45锛?5 35鍒嗭細 鏃?12
= 2锛? =30锛?00 =45锛?500 =35锛?
=3锛?0 =3锛?00 =7锛?
4锛庤?绠椼€傦紙姣忛?4鍒嗭紝鍏?2鍒嗭級
114351225555 梅锛?+ 锛? 脳 梅 25.7锛?.7脳 1234913343988
= 11451225395 梅锛?+锛? = 脳脳 =锛?5.7锛?.7锛壝? 12312133458
1112905= 脳 = =24脳 1221178
11= =15 21
浜斻€佽В鍐抽棶棰樸€傦紙姣忛?10鍒嗭紝鍏?0鍒嗭級
1锛庡?鏍℃妸268妫电殑妞嶆爲浠诲姟鎸変簲骞寸骇涓変釜鐝?汉鏁板钩鍧囧垎閰嶏紝涓€鐝?2浜猴紝浜岀彮45浜猴紝涓夌彮47浜猴紝浜斿勾绾т笁鐝?簲妞嶆爲澶氬皯妫碉紵
42+45+47=134锛堜汉锛?/p>
47268脳 =94锛堟５锛?134
绛旓細涓夌彮搴旀?鏍?4妫点€?/p>
12锛岀?浜屾?鍙堢敤鍘?8鍗冨厠锛岃繕鍓╀笅15鍗冨厠锛岃繖妗舵补閲嶅?灏戝崈鍏嬶紵 4
1锛?5+18锛壝凤紙1锛嶏級 4
3=33梅 4
=44锛堝崈鍏嬶級
绛旓細杩欐《娌归噸44鍗冨厠銆?/p>
33
鏈熶腑娴嬭瘯鍗?/p>
锛堟€诲垎100鍒嗭紝90鍒嗛挓瀹屽嵎锛?/p>
涓€銆佸～绌猴細锛?5鍒嗭級
1201锛?鐨勫€掓暟鏄?紙 8 锛夛紱1鐨勫€掓暟鏄?紙 1 锛夛紱0.35鐨勫€掓暟鏄?紙 锛夈€?87
2锛?0鍘樼背=锛?0.4 锛夌背锛?5鍒?锛?592锛夋椂锛?450鍗冨厠=锛?1锛夊惃锛涚背=锛?4 锛夊垎绫炽€?12205
33锛庯紙 6 锛夛細10= 锛?梅锛?15 锛?锛?0.6 锛夊皬鏁?5
254锛庡皬鏄庨泦閭?殑鏁伴噺鍗犲皬鍗庣殑 锛屾妸锛? 灏忓崕闆嗛偖鐨勬暟閲? 锛夌湅浣滃崟浣嶁€?鈥濓紝鎶婏紙 澶х背38
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6锛庡皬鏄庡拰鐖哥埜浠庡?璧板埌瀛︽牎锛屽皬鏄庣敤浜?0鍒嗛挓锛岀埜鐖哥敤浜?鍒嗛挓锛屽皬鏄庡拰鐖哥埜鐨勯€熷害姣旀槸锛?4锛? 锛夈€?/p>
3327锛庢妸3绫抽暱鐨勭怀瀛愬钩鍧囧垎鎴?绫?锛夛紝鐩稿綋浜?绫崇殑锛? 锛夛紝2娈靛崰瀹冪殑锛? 锛夈€?555
8锛?0鍗冨厠绯栵紝姣?鍗冨厠瑁?鍖咃紝鍙?互瑁咃紙 40 锛夊寘銆?2
9锛?鍚ㄧ殑25325鏄?紙 6鍚?锛夛紱锛堬級鐨勬槸銆?12456
10锛庣敳鏁版槸涔欐暟鐨?.2鍊嶏紝涔欐暟鍜岀敳鏁扮殑姣旀槸锛? 5锛? 锛夈€?/p>
11锛庢妸10鍏嬬硸婧跺叆100鍏嬫按涓?紝绯栧拰绯栨按鐨勬瘮鏄? 锛? 1锛?1 锛夈€?/p>
浜屻€佸垽鏂?€傦紙4鍒嗭級
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2锛庡垎鏁伴櫎娉曠殑鎰忎箟涓庢暣鏁伴櫎娉曠殑鎰忎箟瀹屽叏鐩稿悓銆? 锛?鈭?锛?/p>
3锛?1锛氬寲绠€姣旂殑缁撴灉鏄?銆? 锛?脳 锛?33
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涓夈€佽?绠楋細锛?0鍒嗭級
1锛庣洿鎺ュ啓寰楁暟锛氾紙10鍒嗭級
111157711313脳= 梅3= 锛? 10梅 =14 梅 = 634127124352102
5251112758155梅 =梅 1梅 脳 = 7锛?=7 63493372161561818
34
2锛庡厛鍖栫畝姣斿啀姹傛瘮鍊硷細锛?鍒嗭級 1
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21
锛?锛?.5锛?.15锛濓紙 10锛? 锛夛紳锛?3锛?/p>
371
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833锛庤劚寮忚?绠楋紙鑳界畝绠楃殑瑕佺畝绠楋級锛?8鍒嗭級
1223锛?6 锛? =12脳23 锛?2脳56 = =8+10 ==18 = 2
89588=锛?8+1锛壝?88 =6.75= 88脳5588 +1脳88 == 5588 =1 =
4锛庢眰鏈?煡鏁皒銆傦紙6鍒嗭級
27 x锛?3 =27瑙ｏ細2217 x=73213721x=1321梅27 x=x=21
6
24脳5336 8103锛?8 = 8024锛?2423
24脳117 锛?梅7 脳117 锛?.25脳7锛?.75+0.25锛壝?756 锛?x=23瑙ｏ細2x=56锛?3 16 11235
710 脳516梅2132
710 脳516 脳32
211
367梅锛?3锛?7 锛?11
7梅2167 脳21
1118
11 锛?
12 x=10 瑙ｏ細(1锛?
125
12梅512
鍥涖€佸～涓€濉?紝鐢讳竴鐢汇€傦紙6鍒嗭級
鍏堟弿鍑轰笅鍒楀悇鐐癸紝骞惰繛鎴愬皝闂?浘褰?€?/p>
A锛?锛?锛?/p>
B锛?锛?锛?/p>
C锛?锛?锛?/p>
D锛?锛?锛?/p>
E锛?锛?锛?/p>
浜斻€佽В鍐抽棶棰樸€?/p>
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澶氬皯绛愶紵
3415梅 梅 45
鍒楀紡锛?/p>
22锛?锛夋灉鍥?噷鏈夎嫻鏋滄爲150妫碉紝妗冩爲鐨勬５鏁版槸鑻规灉鏍戠殑 锛屽張鏄?潖鏍戠殑 锛屾潖鏍戞湁澶氬皯妫碉紵 37
22150脳 梅 37
鍒楀紡锛? 锛?/p>
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8180脳锛?锛嶏級 15
鍒楀紡锛?/p>
27锛?灏忔椂纰剧背6鍚?紝鐩稿綋浜庤繖鎵瑰ぇ绫崇殑 锛岃繖鎵瑰ぇ绫冲叡鏈夊?灏戝惃锛?310
76梅 10
鍒楀紡锛? 36 654321 012E 34567 43銆傝繍鏉ユⅷ15绛愶紝杩愭潵姗樺瓙54
2锛庤В鍐抽棶棰橈紙13鍒嗭級
锛?锛変慨涓€鏉?00鍗冪背鐨勫叕璺?紝鐢插伐绋嬮槦鍗曠嫭瀹屾垚瑕?2澶╋紝涔欏伐绋嬮槦鍗曠嫭瀹屾垚瑕?澶╋紝濡傛灉鐢蹭箼宸ョ▼闃熷悎浣滈渶瑕佸?灏戝ぉ瀹屾垚锛燂紙4鍒嗭級
600梅锛?00梅12+600梅8锛?/p>
=600梅125
4=4锛堝ぉ锛?5
4绛旓細闇€瑕?澶╁畬鎴愩€?5
锛?锛変竴闀挎柟褰?紝鍛ㄩ暱涓?0鍘樼背锛岄暱鍜屽?鐨勬瘮鏄?锛?锛岃繖涓?暱鏂瑰舰鐨勯潰绉?槸澶氬皯锛燂紙4鍒嗭級
90梅2=45锛堝帢绫筹級
2+7=9
45梅9脳2=10锛堝帢绫筹級
45梅9脳7=35锛堝帢绫筹級
10脳35=350锛堝钩鏂瑰帢绫筹級
绛旓細闀挎柟褰㈢殑闈㈢Н鏄?50骞虫柟鍘樼背銆?/p>
13锛?锛変竴涓?灉鍥?湁鑻规灉鏍?50妫碉紝姊ㄦ爲鍗犳墍鏈夋灉鏍戠殑 锛岃繖涓?灉鍥?竴鍏辨湁鏋?8
鏍戝?灏戞５锛燂紙5鍒嗭級
31250梅锛堬紞 锛?83
1=250梅 24
=6000锛堟５锛?/p>
绛旓細鏋滃洯鍏辨湁鏋滄爲6000妫点€?/p>
37
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d
r
r
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38
3锛庣敤鍦嗚?鐢讳竴涓?崐寰勬槸1.5鍘樼背鐨勫渾锛屽苟鏍囧嚭鍦嗗績銆佺洿寰勩€佸崐寰勩€? d
4锛庣敾涓€涓?洿寰勬槸4鍘樼背鐨勫渾銆? d=4cm r
5锛庣湅鍥惧～绌恒€傦紙鍗曚綅锛氬帢绫筹級
鍥句腑鍦嗙殑鐩村緞鏄?紙 5 锛夊帢绫筹紝
鍗婂緞鏄?紙 2.5 锛夊帢绫筹紝闀挎柟
15 褰㈢殑鍛ㄩ暱鏄?紙 40 锛夊帢绫炽€?/p>
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0.35 0.44 10 1.25 d(cm)
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( 鈭?)
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39
4锛庣敾涓€涓?崐寰勬槸1鍘樼背鐨勫渾锛屽苟鏍囧嚭鍦嗗績銆佺洿寰勩€佸崐寰勩€?/p>
5锛庡ぇ鍦嗙殑鐩村緞鏄?4鍘樼背锛屽皬鍦嗙殑鍗婂緞鏄?ぇ鍦嗗崐寰勭殑3
4锛屽皬鍦嗙殑鍗婂緞鏄??灏戝帢绫筹紵 24梅2脳3
4=9锛堝帢绫筹級
绛旓細灏忓渾鐨勫崐寰勬槸9鍘樼背銆?/p>
6锛庡湪涓€寮犻暱8cm锛屽?6cm鐨勯暱鏂瑰舰绾镐笂锛屽壀鍗婂緞鏄?cm鐨勫渾锛屼竴鍏卞彲浠ュ壀澶氬皯涓?紵 8梅锛?脳2锛?4 6梅锛?脳2锛?3 4脳3=12锛堜釜锛?绛旓細鍙?互鍓?2涓?€?/p>
2锛庡渾鐨勫懆闀?/p>
绗?璇炬椂 (15鍒嗛挓瀹屾垚)
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4锛庡皬鏄庡?闂归挓鏃堕拡闀?2鍘樼背锛岀粡杩?2灏忔椂锛屾椂閽熷皷绔?蛋杩囩殑璺?▼鏄??灏戝帢绫筹紵 瀹冩槸涓€涓?浐瀹氱殑鏁帮紝鎴戜滑鎶婂畠鍙?仛锛堝渾鍛ㄧ巼锛夛紝鐢ㄥ瓧姣嶏紙 蟺 锛夎〃绀恒€?/p>
锛?锛夊渾鐨勫懆闀胯?绠楀叕寮忕敤瀛楁瘝琛ㄧず鏄疌=锛?蟺d 锛夋垨C=锛?2蟺r 锛夈€?/p>
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锛?锛変竴涓?渾鐨勫懆闀挎槸6.28鍒嗙背锛屽畠鐨勭洿寰勬槸锛?20 锛?/p>
鍘樼背锛屽崐寰勬槸锛?1 锛夊垎绫炽€?/p>
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d=7
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锛?锛夊渾瓒婂ぇ锛屽渾鍛ㄧ巼灏辫秺澶с€? ( 脳 ) 锛?锛夊渾鍛ㄧ巼蟺=3.14銆? ( 脳 ) 锛?锛夊渾鐨勫崐寰勬墿澶?鍊嶏紝鍛ㄩ暱涔熸墿澶?鍊嶃€? ( 鈭?)
2脳12脳3.14=75.36(cm) 绛?鏃堕拡灏栫?璧拌繃75.36cm銆?/p>
5锛庡叕鍥?噷鏈変竴涓?渾褰㈣姳鍧?鍗婂緞15绫?浜斿彅姣忓ぉ鏃╂櫒
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15脳2脳3.14=94.2(m) 94.2脳10=942(m)
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6锛庝竴杈嗘苯杞︾殑杞﹁疆鐩村緞鏄?.02绫?杞﹁疆杞?姩200鍛ㄥ墠杩涗簡澶氬皯绫?
1.02脳3.14=3.2028(m) 3.2028脳200=640.56(m) 绛旓細鍓嶈繘浜?40.56绫炽€?/p>
40
2锛庡渾鐨勫懆闀?/p>
绗?璇炬椂 锛?5鍒嗛挓瀹屾垚锛?/p>
锛堢粌涔犲崄浜旂?1锛?棰橈級 1锛庡～绌猴細
锛?锛夌敤鍦嗚?鐢讳竴涓?崐寰?鍘樼背鐨勫渾锛屽渾瑙勪袱鑴氶棿鐨勮窛绂诲簲鏄?紙 3 锛夊帢绫筹紝鐢诲嚭鐨勫渾鐨勫懆闀挎槸锛?18.84 锛夊帢绫炽€?/p>
锛?锛変竴鍙?寕閽熺殑鏃堕拡闀?5鍘樼背锛岃繖鏍规椂閽堣蛋6灏忔椂锛岄拡灏栬蛋杩囩殑璺?▼鏄?紙 47.1 锛夊帢绫?/p>
锛?锛変竴涓?渾褰㈡?甯冪殑鍛ㄩ暱鏄?0.24cm,瀹冪殑鍗婂緞鏄? 8cm ) 2锛庡垽鏂?
锛?锛夊钩琛屽洓杈瑰舰鏄?酱瀵圭О鍥惧舰銆? 锛?脳 锛?锛?锛夊崐鍦嗙殑鍛ㄩ暱灏辨槸鍦嗗懆闀跨殑涓€鍗娿€? 锛?脳 锛?锛?锛変竴涓?渾鐨勫懆闀夸笌鐩村緞鐨勬瘮鏄?€锛? 锛?鈭?锛?锛?锛変袱涓?崐鍦嗕竴瀹氬彲浠ユ嫾鎴愪竴涓?暣鍦嗐€?锛?脳 锛?3锛庨€夋嫨銆?/p>
锛?锛夊渾鍛ㄧ巼锛?A 锛?/p>
A 澶т簬3.14 B 灏忎簬3.14 C 绛変簬3.14
锛?锛夊彧鑳界敾涓€鏉″?绉拌酱鐨勫浘褰㈡槸锛?B 锛?/p>
A 鍦? B 绛夎叞涓夎?褰? C 姝ｆ柟褰? D瑙?/p>
锛?锛夊皬鍦嗙洿寰勬槸澶у渾鐩村緞1/5锛屽ぇ鍦嗗懆闀夸笌灏忓渾鍛ㄩ暱鐨勬瘮鏄?紙 B 锛? A 1锛?
B 5锛? C 2锛?0
4锛庤?绠椾笅闈㈠悇鍥剧殑鍛ㄩ暱锛堝崟浣嶏細cm锛?锛?锛?/p>
9脳3.14梅2=14.13(cm) 14.13+9=23.13(cm) (2)
70 15脳3.14梅2=23.55(cm) 70脳2+15 =155(cm) 155+23.55=178.55(cm)
5锛庡皬鏄庝粠瀹跺埌瀛︽牎鏈変笁鏉¤矾锛屽摢鏉℃渶杩戯紝涓轰粈涔堬紵 鈶?/p>
瀹? 瀛︽牎
绛?涓€鏍烽暱锛屼笁鏉¤矾鐨勫崐鍦嗙洿寰勭殑鍜岀浉绛夈€?/p>
2锛庡渾鐨勫懆闀?/p>
绗?璇炬椂 (15鍒嗛挓瀹屾垚)
锛堢粌涔犲崄浜旂?6锛?0棰橈級 1锛庡～绌恒€?/p>
锛?锛夌敳鍦嗙殑鍗婂緞鏄?鍒嗙背锛屼箼鍦嗙殑鍗婂緞鏄?cm锛岀敳涔欎袱鍦嗙洿寰勬瘮鏄?紙 40锛? 锛夛紝鍛ㄩ暱姣旀槸锛?40锛? 锛夈€?鍥句笁
锛?锛夊?鏋滀竴涓?渾鐨勫崐寰勬墿澶?鍊嶏紝鍦嗙殑鐩村緞灏变細鎵╁ぇ锛?3 锛夊€嶏紝鍦嗙殑鍛ㄩ暱灏辨墿澶э紙 3 锛夊€嶃€?锛?锛夋湁涓€寮犻暱鏄?鍘樼背锛屽?鏄?鍘樼背闀挎柟褰㈢焊鐗囷紝瑕佸壀涓€涓?渶澶х殑鍦嗭紝杩欎釜鍦嗙殑鍗婂緞鏄?紙 2鍘樼背 锛?锛?锛変竴鍙板帇璺?満婊氱瓛鐨勭洿寰勬槸涓€绫筹紝鍦ㄨ矾闈?笂鍓嶈繘1鍒嗛挓鍓嶈繘浜?8.84绫?瀹冩瘡鍒嗛挓杞?姩锛? 6 锛夊湀銆?锛庤?绠椾笅闈㈠悇鍥惧舰闃村奖閮ㄥ垎鐨勫懆闀裤€傦紙鍗曚綅锛歝m锛?/p>
鍥句竴
锛?5+6锛壝?=42(cm) 4脳3.14梅
2=6.28(cm) 42+6.28锛?=44.28(cm) 鍥句簩
3脳2脳3.14脳4=14.13(cm)
14.13+3脳2=20.13(cm)
(6+2)脳3.14=25.12(cm)
3锛庢潅鎶€婕斿憳琛ㄦ紨鐙?疆杞﹁蛋閽?笣锛岃溅杞?殑鐩村緞鏄?0cm锛岃?楠戣繃65绫抽暱鐨勯挗涓濓紝杞﹁疆澶х害杞?姩澶氬皯鍦堬紵
30脳3.14=94.2(cm) 65m=6500cm 6500梅94.2鈮?9(鍦? 绛旓細澶х害杞?姩69鍦堛€?/p>
4锛庝竴涓?渾褰㈣姳鍧涳紝閲忓緱鍗婂緞鏄?.2绫筹紝濡傛灉鍦ㄧ?鑺卞潧1绫冲?缁曡姳鍧涗慨涓€鏉＄幆褰㈠皬璺?紝灏忚矾闀垮?灏戠背锛?/p>
2脳3.14脳锛?.2+1锛?13.816锛堢背锛?绛旓細灏忚矾闀?3.816绫炽€?/p>
42
2锛庡渾鐨勯潰绉?/p>
绗?璇炬椂 (15鍒嗛挓瀹屾垚)
锛堢?67锛?8椤碉紝缁冧範鍗佸叚绗?銆?棰橈級 1锛庡～绌恒€?/p>
锛?锛夊渾鎵€鍗犵殑骞抽潰鐨勫ぇ灏忓彨鍋氬渾鐨勶紙 闈㈢Н 锛夈€?锛?锛夋妸涓€涓?渾娌垮崐寰勫壀寮€锛屽钩鍧囧垎鎴愯嫢骞蹭唤锛屽彲浠ユ嫾鎴愪竴涓?繎浼肩殑闀挎柟褰?紝杩欎釜闀挎柟褰㈢殑闀跨浉褰撲簬鍦嗙殑锛?鍛ㄩ暱鐨勪竴鍗?锛夛紝瀹界浉褰撲簬鍦嗙殑锛?鍗婂緞 锛夈€傚洜涓洪暱鏂瑰舰鐨勯潰绉?锛?闀?锛壝楋紙 瀹?锛夛紝鎵€浠ュ渾鐨勯潰绉?锛?鍦嗗懆鐜?锛壝楋紙 鍗婂緞鐨勫钩鏂?锛夈€?/p>
锛?锛変竴涓?渾鐨勫崐寰勬槸3绫筹紝瀹冪殑闈㈢Н鏄?紙 28.26銕?锛夈€?/p>
锛?锛変竴涓?渾鐨勭洿寰勬槸5鍒嗙背锛屽畠鐨勯潰绉?槸锛?19.625 锛夊钩鏂瑰垎绫炽€?/p>
2锛庤?绠椾笅闈㈠悇鍦嗙殑闈㈢Н銆?鍥句竴 o
3.14脳6脳6=113.04锛堝钩鏂瑰帢绫筹級 鍥句簩
10梅2=5( cm )
3.14脳5脳5=78.5(c銕?
鍥句笁
o
c=25.12dm
25.12梅3.14梅2=4(dm) 3.14脳4脳4=50.24(骞虫柟鍒嗙背)
3锛庡?鏍℃湁涓€鍧楀渾褰㈣姳鍧涳紝鍗婂緞鏄?绫筹紝鐢ㄥ叾涓?殑1/4绉嶆湀瀛ｏ紝绉嶆湀瀛ｇ殑闈㈢Н鏄??灏戝钩鏂圭背锛?/p>
3.14脳3脳3=28.26(銕?
28.26脳1
4
=7.065(銕?
绛旓細绉嶆湀瀛ｇ殑闈㈢Н鏄?.065骞虫柟绫炽€?/p>
4锛庡湪涓€涓?暱5绫筹紝瀹?绫崇殑闀挎柟褰㈢焊涓婂壀涓€涓?渶澶х殑鍦嗐€傝繖涓?渾鐨勯潰绉?槸澶氬皯骞虫柟绫筹紵
r = 4梅2=2
3.14脳2脳2=12.56锛堛帯锛?绛旓細杩欎釜鍦嗙殑闈㈢Н鏄?2.56銕°€?/p>
43
锛擄紟鍦嗙殑闈㈢Н
绗?璇炬椂 (15鍒嗛挓瀹屾垚)
锛堜緥2锛岀粌涔犲崄鍏??3~5棰橈級 锛戯紟濉?┖
锛堬紤锛変竴涓?渾鐨勭洿寰勬槸10鍘樼背锛屽畠鐨勫懆闀挎槸锛?31.4cm 锛夛紝闈㈢Н鏄?紙78.5骞虫柟鍘樼背锛?锛堬紥锛変竴涓?渾鐜?紝鍐呭渾鍗婂緞鏄?鍒嗙背锛屽?鍦嗗崐寰勬槸5鍒嗙背锛岃繖涓?渾鐜?殑闈㈢Н鏄?紙 50.24 锛夊钩鏂瑰垎绫炽€傦紙锛擄級涓€鍙?寕閽熺殑鏃堕拡闀?鍘樼背锛岃繖鏍规椂閽?灏忔椂鎵?繃鐨勯潰绉?槸锛?37.68 锛夊钩鏂瑰帢绫炽€? 锛堬紨锛夌敳鍦嗙殑鍗婂緞鏄?cm锛屼箼鍦嗙殑鐩村緞鏄?cm,閭ｄ箞鐢蹭箼涓ゅ渾鐨勭洿寰勬瘮鏄?紙 2锛? 锛夛紝鍛ㄩ暱姣旀槸锛?2锛? 锛夛紝闈㈢Н姣旀槸锛?4锛? 锛夈€?/p>
2锛庤?绠椾笅闈㈠悇鍥惧舰鐨勯潰绉?紙鍗曚綅锛氬垎绫筹級 鍥句竴
3.14脳4锛?/p>
=50.24锛堝钩鏂瑰垎绫筹級 3.14脳7锛?153.86锛堝钩鏂瑰垎绫筹級 153.86锛?0.24=103.62锛堝钩鏂瑰垎绫筹級
鍥句簩
14梅2=7dm 18梅2=9dm 3.14脳锛?锛?/p>
锛?锛?/p>
锛?/p>
=3.14脳32
=100.48锛堝钩鏂瑰垎绫筹級
3锛庨摳閫犲巶瑕佺敓浜т竴绉嶇幆褰㈤挗鏉裤€傝繖绉嶇幆褰㈤挗鐨勫唴鍦嗗崐寰勬槸8鍘樼背锛屽?鍦嗗崐寰勬槸12鍘樼背銆傜幆褰㈤挗鏉跨殑闈㈢Н鏄??灏戝钩鏂瑰帢绫筹紵
3.14脳(12锛?/p>
锛?锛?/p>
) =3.14脳80 =251.2(cm锛?
绛旓細鐜?舰閽㈡澘鐨勯潰绉?槸251.2骞虫柟鍘樼背
锛旓紟涓€鏍圭怀瀛愰暱3.14绫?鐢ㄥ畠鍥存垚涓€涓?暱鏂瑰舰鎴栦竴涓?渾褰?璋佺殑闈㈢Н澶?涓轰粈涔?
绛旓細鍦嗗舰鐨勯潰绉?ぇ銆?/p>
44
2锛庡渾鐨勯潰绉?/p>
绗?璇炬椂 (15鍒嗛挓瀹屾垚)
锛堢粌涔犲崄鍏??6~10棰橈級 1锛庡～绌恒€?/p>
锛?锛変竴涓?渾鐨勫懆闀挎槸31.4鍘樼背锛屽畠鐨勭洿寰勬槸锛? 10 锛夊帢绫筹紝闈㈢Н鏄?紙 78.5 锛夊垎绫炽€?锛?锛変竴涓?渾鐨勫崐寰勬墿澶?鍊嶏紝瀹冪殑鍛ㄩ暱鎵╁ぇ锛?4 锛夊€嶏紝瀹冪殑闈㈢Н鎵╁ぇ锛?16 锛夊€嶃€?/p>
锛?锛変竴涓?渾褰㈡按姹犵殑鍛ㄩ暱鏄?5.12绫筹紝瀹冪殑鍗婂緞鏄?紙 4 锛夌背锛岄潰绉?槸锛?50.24 锛夊钩鏂圭背銆?锛?锛夊彸鍥句腑姝ｆ柟褰㈤潰 绉?槸36骞虫柟绫筹紝鍦嗙殑 闈㈢Н鏄?紙 113.04 锛?骞虫柟绫炽€?/p>
锛?锛夊皬鏄庣敤700鍘樼背闀跨殑褰╁甫瑁呴グ绀煎搧鐩掞紝鍏辩紶浜?鍦堬紙鎷夊ご澶勭敤浜?.2鍘樼背锛夈€傝繖涓?渾褰㈣姳绡?殑鍗婂緞鏄?紙 44cm 锛夈€?锛掞紟鍒ゆ柇銆?/p>
锛?锛変竴涓?渾鐨勫崐寰勬墿澶?鍊嶏紝瀹冪殑闈㈢Н涔熸墿澶?鍊嶃€? 锛?脳 锛?/p>
锛?锛夊崐寰勬槸2m鐨勫渾锛屽畠鐨勫懆闀垮拰闈㈢Н鐩哥瓑銆?锛?脳 锛?/p>
锛?锛夊渾鐨勫懆闀挎€绘槸绛変簬鐩村緞鐨?.14鍊嶃€?锛?脳 锛?锛?锛夊皬鍦嗙洿寰勪笌澶у渾鍗婂緞涓€鏍烽暱锛屽ぇ鍦嗛潰绉?槸灏忓渾
闈㈢Н鐨?鍊嶃€? 锛?鈭?锛?3锛庡畬鎴愪笅琛ㄣ€?/p>
鍗婂緞 鐩村緞 闈㈢Н 3cm 6cm 28.26c銕? 1.5dm
3dm 7.065d銕?/p>
10m
20m
314銕?/p>
锛擄紟鏉ㄦ磱鐢?7.92绫抽暱鐨勪竴鏍圭怀瀛愭?濂藉彲浠ョ粫涓€鏍规爲骞?鍦堛€傝?闂?繖鏍规爲骞茬殑妯?埅闈㈢殑闈㈢Н鏄??灏戝钩鏂圭背锛?/p>
87.92梅7=12.56(绫? 12.56梅3.14梅2=2锛堢背锛? 3.14脳22=12.56锛堝钩鏂圭背锛?绛旓細瀹冪殑妯?埅闈㈢Н鏄?2.56骞虫柟绫炽€?/p>
4锛庢眰涓嬮潰鍥句腑绌虹櫧閮ㄥ垎鐨勯潰绉?€傦紙鍗曚綅锛氬垎绫筹級
10 脳 6=60(dm 2
) 锛?14脳(6梅2)2锛?8.26(dm2) 60锛?8.26=31.74(dm2)
45
锛旓紟鏁寸悊澶嶄範
绗?璇炬椂 (15鍒嗛挓瀹屾垚)
(绗?3椤? 1锛庡～绌?/p>
锛?锛変袱涓?渾鐨勫崐寰勫垎鍒?槸锛戯紥鍘樼背锛岋紤锛曞帢绫炽€傚ぇ鍦嗕笌灏忓渾鐨勫崐寰勬瘮鏄?锛?锛曪細锛?锛夛紝鐩村緞鐨勬瘮鏄?紙 锛曪細锛?锛夛紝鍛ㄩ暱姣旀槸锛?锛曪細锛?锛夛紝闈㈢Н姣旀槸锛?锛掞紩锛氾紤锛?锛夈€?/p>
锛?锛変竴涓?渾鐨勭洿寰勬槸锛戯紣鍒嗙背锛屽畠鐨勫懆闀挎槸锛?31.4dm 锛夛紝闈㈢Н鏄?紙 78.5dm2 锛夈€?锛?锛夊湪涓€涓?渾閲屽彲浠ョ敾锛? 鏃犳暟 锛夋潯鐩村緞銆?锛?锛夊湪涓€涓?懆闀挎槸锛?cm鐨勬?鏂瑰舰涓?壀涓€涓?渶澶х殑鍦嗭紝鍦嗙殑鍛ㄩ暱鏄?紙 15.7 锛塩m锛岄潰绉?槸锛?19.625 锛塩m2銆?/p>
2锛庡垽鏂?/p>
锛?锛夌洿寰勬€绘瘮鍗婂緞闀裤€? 锛?脳 锛?锛?锛夊渾鏈夋棤鏁版潯瀵圭О杞达紝姝ｆ柟褰㈡湁鏃犳暟鏉″?绉拌酱銆?锛?脳 锛?/p>
锛?锛夊懆闀跨浉绛夌殑涓や釜鍦嗭紝闈㈢Н涔熺浉绛夈€傦紙 鈭?锛?锛?锛夋妸涓€寮犲渾褰㈢焊鐗囧?鎶樺悗鍐嶅?鎶橈紝寰楀埌鐨勮?鏄?洿瑙掋€? 锛?鈭?锛?3锛庢眰涓嬮潰鍚勫渾鐨勯潰绉?€?锛?锛夛迹锛?8.26cm
28.26梅3.14梅2=4.5(cm) 3.14脳4.52=63.585(cm2)
锛?锛塪=12dm
3.14脳(12梅2) 2=113.04(dm2)
4锛庡湪涓€涓?崐寰勪负14绫崇殑鍦嗗舰姘存睜澶栭潰锛屼慨涓€鏉″?2绫崇殑鐜?舰灏忚矾锛屾眰灏忚矾鐨勯潰绉?€? 14+2=16锛坢锛? 3.14脳锛?62-142锛? =3.14脳60 =188.4(cm2)
绛旓細灏忚矾鐨勯潰绉?槸188.4 cm2
5锛庡帇璺?満鍓嶈疆鐩村緞
1.5绫筹紝杞??2绫炽€傚?鏋滄瘡鍒嗛挓 鍓嶈疆杞? 10 鍦堬紝 30 鍒嗛挓鍘嬭矾鏈哄帇璺?潰绉?槸澶氬皯骞虫柟
绫筹紵
1.5脳3.14脳10脳30=2826锛坢锛?/p>
2826脳2=5652锛坢2锛?/p>
绛旓細鍘嬭矾鐨勯潰绉?槸5652骞虫柟绫炽€?/p>
46
锛旓紟鏁寸悊澶嶄範
绗?璇炬椂 (15鍒嗛挓瀹屾垚)
锛堢粌涔犲崄涓冪?1~5棰橈級
1锛庡～绌?/p>
锛?锛夊渾鐨勪綅缃?槸鐢憋紙 鍦嗗績 锛夊喅瀹氱殑锛屽渾鐨勫ぇ灏忔槸鐢憋紙 鍗婂緞 锛夊喅瀹氱殑銆?/p>
锛?锛夊渾鐨勫懆闀挎€绘槸瀹冪殑鍗婂緞鐨勶紙 2蟺 锛夊€嶃€?锛?锛夊皬鍦嗗懆闀挎槸澶у渾鐨勪笁鍒嗕箣涓€锛屽ぇ鍦嗙殑闈㈢Н鏄?皬鍦嗛潰绉?殑锛?9鍊?锛夈€?/p>
锛?锛夊懆闀跨浉绛夌殑闀挎柟褰?紝姝ｆ柟褰㈠拰鍦嗭紝闈㈢Н鏈€澶х殑鏄?紙 鍦? 锛夈€?/p>
锛?锛変竴涓?崐鍦嗗舰閾侀挘锛屽崐寰勬槸3鍒嗙背锛屽畠鐨勫懆闀挎槸锛?15.42 锛夊垎绫炽€?/p>
锛?锛夊渾鐨勫崐寰勬墿澶у埌鍘熸潵鐨?鍊嶏紝瀹冪殑鍛ㄩ暱鎵╁ぇ鍒板師鏉ョ殑锛? 5 锛夊€嶏紝闈㈢Н鎵╁ぇ鍒板師鏉ョ殑锛? 25 锛夊€嶃€?2锛庡垽鏂?/p>
锛?锛夊崐鍦嗘湁鏃犳暟鏉″?绉拌酱銆? 锛?脳 锛?锛?锛変竴涓?寕閽熺殑鍒嗛挓闀?鍘樼背锛屼竴涓?皬鏃惰繖鏍瑰垎閽熸壂杩囩殑闈㈢Н鏄?13.04骞虫柟鍘樼背銆? 锛?鈭?锛?锛?锛変笅鍥句腑锛屽ぇ鍦嗙殑鍛ㄩ暱澶т簬涓や釜灏忓渾鍛ㄩ暱鐨勫拰銆? 锛?脳 锛?/p>
锛?锛夋?褰?笉鏄?酱瀵圭О鍥惧舰銆? 锛?鈭?锛?/p>
3锛庡湪涓€涓?竟闀?鍘樼背鐨勬?鏂瑰舰涓?敾涓€涓?渶澶х殑鍦嗭紝杩欎釜鍦嗙殑闈㈢Н鏄?紙 12.56 锛夊钩鏂瑰帢绫炽€? r =2cm
4锛庝竴涓?繍鍔ㄥ満濡備笅鍥俱€傛眰杩愬姩鍦虹殑鍛ㄩ暱鍜岄潰绉?€?/p>
40m
鍛ㄩ暱锛?00脳2+3.14脳40 =325.6(m)
闈㈢Н锛?00脳40+3.14脳(40梅2) 2
=5256(m2)
47
绗?洓鍗曞厓妫€娴嬪嵎
锛堟€诲垎100鍒嗭紝60鍒嗛挓瀹屽嵎锛?/p>
涓€銆佸～绌恒€傦紙26%锛?/p>
1锛庡渾鐨勫?绉拌酱鏈夛紙 鏃犳暟 锛夋潯銆?/p>
2锛庣敤鍦嗚?鐢诲浘锛屽渾鐨勪綅缃?敱锛? 鍦嗗績 锛夊喅瀹氾紝鍦嗙殑澶у皬鐢憋紙 鍗婂緞 锛夊喅瀹氥€?/p>
3锛庡湪鍚屼竴涓?渾閲岋紝鎵€鏈夌殑鐩村緞閮斤紙 鐩哥瓑 锛夛紝鎵€鏈夌殑鍗婂緞閮斤紙 鐩哥瓑 锛夛紝鐩村緞鐨勯暱搴︽槸鍗婂緞鐨勶紙 2 锛夊€嶃€?/p>
4锛庝竴涓?渾鐨勫懆闀挎槸25.12鍘樼背锛屽畠鐨勯潰绉?槸锛? 50.24骞虫柟鍘樼背 锛夈€?/p>
5锛庡湪杈归暱10鍘樼背鐨勭焊鏉夸笂鍓?竴涓?渶澶х殑鍦嗭紝杩欎釜鍦嗙殑鍗婂緞鏄?紙 5鍘樼背 锛夛紝闈㈢Н鏄?紙 78.5骞虫柟鍘樼背 锛夈€?/p>
6锛庡湪涓€涓?暱5dm銆佸?4dm鐨勯暱鏂瑰舰閲岀敾涓€涓?渶澶х殑鍦嗭紝杩欎釜鍦嗙殑闈㈢Н鏄?紙 12.56dm 锛夛紝鍛ㄩ暱鏄?紙 12.56dm 锛夈€?/p>
7锛庝竴涓?渾鐨勫懆闀裤€佺洿寰勫拰鍗婂緞鍜屾槸27.84鍘樼背锛岃繖涓?渾鐨勫崐寰勬槸锛? 3 锛夊帢绫筹紝闈㈢Н鏄?紙 28.26cm
浜屻€佸垽鏂?紝瀵圭殑鎵撯€溾垰鈥濓紝閿欑殑鎵撯€溍椻€濄€傦紙8鍒嗭級
1锛庡渾涓婁袱鐐归棿鐨勬渶闀跨嚎娈典竴瀹氭槸鐩村緞銆傗€炩€炩€炩€炩€炩€炩€炩€炩€炩€炩€炩€炩€炩€炩€炩€炩€炩€炩€烇紙 脳 锛?/p>
2锛庝袱涓?渾鐨勫懆闀跨浉绛夛紝瀹冧滑鐨勯潰绉?篃涓€瀹氱浉绛夈€傗€炩€炩€炩€炩€炩€炩€炩€炩€炩€炩€炩€炩€炩€炩€烇紙 鈭?锛?/p>
3锛庡崐寰勬槸鐩村緞鐨勪竴鍗娿€傗€炩€炩€炩€炩€炩€炩€炩€炩€炩€炩€炩€炩€炩€炩€炩€炩€炩€炩€炩€炩€炩€炩€炩€炩€炩€烇紙 脳 锛?/p>
4锛庡崐鍦嗙殑鍛ㄩ暱姝ｅソ鏄?渾鍛ㄩ暱鐨勪竴鍗娿€傗€炩€炩€炩€炩€炩€炩€炩€炩€炩€炩€炩€炩€炩€炩€炩€炩€炩€炩€炩€烇紙 脳 锛?/p>
涓夈€侀€夋嫨銆傦紙閫夋嫨姝ｇ‘绛旀?鐨勫簭鍙峰～鍦ㄦ嫭鍙烽噷锛夛紙18%锛?/p>
1锛庝笅闈㈡?纭?殑璇存硶鏄?紙 鈶? 锛夈€?/p>
鈶犗€绛変簬3.14銆?/p>
鈶″懆闀跨浉绛夌殑涓や釜鍦嗭紝闈㈢Н涔熺浉绛夈€?/p>
鈶㈠崐寰勬槸2鍘樼背鐨勫懆闀垮拰闈㈢Н鐩哥瓑銆?/p>
2锛庣敾涓€涓?懆闀挎槸6.28鍘樼背鐨勫渾锛屽渾瑙勪袱鑴氶棿鐨勮窛绂诲簲鍙栵紙 鈶? 锛夈€?/p>
鈶?鍘樼背 鈶?鍘樼背 鈶?.14鍘樼背
3锛庡懆闀跨浉绛夌殑鍦嗗拰姝ｆ柟褰?紝鍦嗙殑闈㈢Н锛? 鈶? 锛夋?鏂瑰舰闈㈢Н銆?/p>
鈶犲皬浜? 鈶″ぇ浜? 鈶㈢瓑浜?/p>
4锛庝笅闈㈣偗瀹氭槸杞村?绉板浘褰㈢殑鏄?紙 鈶? 锛夈€?/p>
鈶犻暱鏂瑰舰 鈶′笁瑙掑舰 鈶㈡?褰?/p>
5锛庢眰鍙冲浘鐨勫懆闀匡紝姝ｇ‘鐨勫垪寮忔槸锛? 鈶? 锛夈€?/p>
鈶?.14飩?2飩?
鈶?.14飩?8飩?)2飩?
2 2锛夈€?/p>
鈶?.14飩?飩?飥?
6
鈶? 锛夈€?/p>
鈶?鈭? 鈶?鈭? 鈶?鈭?
48
鍥涖€佽?绠楋紙8鍒嗭級
11432735 脳脳脳(梅锛?) 12557446
= 112736 脳(锛?)脳157335
11246= 9 = 脳脳15735
16 = 35
浜斻€佺敤鍦嗚?鐢讳竴涓?崐寰勪负2鍘樼背鐨勫渾,骞舵眰鍑哄渾鐨勫懆闀垮拰闈㈢Н銆傦紙10鍒嗭級
鍛ㄩ暱锛?脳2脳3.14=12.56(cm)
o
闈㈢Н锛?脳2脳3.14=12.56(cm)
鍏?€佽В鍐抽棶棰樸€傦紙30鍒嗭級
1.涓€涓?渾褰㈤搧鏉匡紝鍛ㄩ暱鏄?1.98绫筹紝瀹冪殑鍗婂緞鏄??灏戯紵
21.98梅3.14梅2=3.5(绫?
绛旓細鍗婂緞鏄?.5绫炽€?/p>
2.鐢ㄤ竴鏍?6鍒嗙背闀跨殑閾佷笣鍋氫竴涓?搧鍦堬紝鎺ュご澶勬槸0.3鍒嗙背锛岃繖涓?搧鍦堢殑鐩村緞鏄??灏戝垎绫筹紵
锛?6锛?.3锛壝?.14=5(鍒嗙背)
绛旓細鐩村緞鏄?鍒嗙背銆?/p>
3.涓€杈嗚嚜琛岃溅杞?儙鐨勫?鐩村緞绾︽槸70鍘樼背锛屽?鏋滃钩鍧囨瘡鍒嗛挓杞?00鍛?紝瑕侀€氳繃涓€搴?099绫崇殑妗ワ紝澶х害闇€鍑犲垎閽燂紵
70鍘樼背=0.7绫?/p>
0.7脳3.14脳100=219.8锛堢背锛?/p>
1099梅219.8=5锛堝垎閽燂級
绛旓細澶х害闇€瑕?鍒嗛挓銆?2
49
浜? 鐧惧垎鏁?/p>
1锛庣櫨鍒嗘暟鐨勬剰涔夊拰鍐欐硶 绗?璇炬椂 (15鍒嗛挓瀹屾垚)
锛堢?77~78椤碉級
1锛庡～绌?/p>
锛?锛夎〃绀轰竴涓?暟鏄?彟涓€涓?暟鐨勭櫨鍒嗕箣鍑犵殑鏁帮紝鍙?仛锛? 鐧惧垎鏁? 锛夛紝涔熷彨鍋?锛? 鐧惧垎姣? 锛夋垨锛? 鐧惧垎鐜? 锛夈€?/p>
锛?锛?7鈩呰?浣滐紙 鐧惧垎涔嬩簩鍗佷竷 锛夛紝瀹冨惈鏈夛紙 27 锛変釜1鈩呫€?/p>
锛?锛?1
100 琛ㄧず鎶婏紙 鍗曚綅鈥?鈥? 锛夊钩鍧囧垎鎴?/p>
锛? 100 锛変唤锛屽彇鍏朵腑鐨勶紙 31 锛変唤銆?/p>
锛?锛夋湇瑁呭巶涓婂崐鏈堝畬鎴愪簡鏈?湀璁″垝鐨勭櫨鍒嗕箣浜斿崄
涓夛紝鍐欎綔锛? 53鈩? 锛夈€?/p>
2锛庤?鍑轰笅闈㈠悇鏁般€?/p>
26鈩? 璇讳綔锛氾紙鐧惧垎涔嬩簩鍗佸叚 锛?131锛?鈩呰?浣滐細锛堢櫨鍒嗕箣涓€鐧句笁鍗佷竴鐐逛簲锛?100鈩? 璇讳綔锛氾紙 鐧惧垎涔嬬櫨 锛?60锛?鈩?璇讳綔锛氾紙 鐧惧垎涔嬪叚鍗佺偣涓? 锛?0锛?鈩? 璇讳綔锛氾紙 鐧惧垎涔嬮浂鐐逛簲 锛?3锛庡啓鍑轰笅闈㈠悇鏁般€?/p>
鐧惧垎涔嬩笁鍗佷竷 鍐欎綔锛氾紙 37鈩? 锛?鐧惧垎涔嬩笁鐧? 鍐欎綔锛氾紙 300鈩? 锛?鐧惧垎涔嬮浂鐐逛竷 鍐欎綔锛氾紙 0.7鈩? 锛?鐧惧垎涔嬬櫨 鍐欎綔锛氾紙 100鈩? 锛?/p>
4锛庣敤鐧惧垎鏁拌〃绀轰笅闈㈡秱鑹查儴鍒嗐€?/p>
( 25% ) ( 40% )
5锛庢牴鎹?笅闈㈢殑鐧惧垎鏁帮紝鐢ㄦ秱鑹茬殑鏂瑰紡璁捐?浣犲枩娆㈢殑鍥炬?銆?/p>
锛? 21% 锛? 锛? 75% 锛?/p>
50
1锛庣櫨鍒嗘暟鐨勬剰涔夊拰鍐欐硶 绗?璇炬椂锛?5鍒嗛挓瀹屾垚锛?/p>
锛?缁冧範鍗佸叓绗?~4棰?锛?/p>
1锛庡～绌?/p>
锛?锛変竴鍫嗙叅锛岀敤鍘?5鈩呰〃绀猴紙 鐢ㄥ幓鐨勫崰杩欏爢鐓ょ殑65鈩? 锛?/p>
锛?锛夌櫨鍒嗚繖涓夊崄涔濆啓浣滐紙 39鈩? 锛夈€?/p>
锛?锛?5鈩呰?浣滐紙 鐧惧垎涔嬩竷鍗佷簲 锛夛紝瀹冩湁锛?75 锛変釜1鈩呫€?/p>
锛?43
100琛ㄧず鎶婏紙 鍗曚綅鈥?鈥?锛夊钩鍧囧垎鎴愶紙 100 锛?/p>
浠斤紝鍙栧叾涓?殑锛?43 锛変唤銆?/p>
锛?锛夊皬绾㈠仛浜?0閬撴暟瀛﹂?锛屾?纭?巼鏄?5鈩咃紝琛ㄧず锛? 鍋氬?鐨勯?鍗?0閬撻?鐨?5鈩? 锛夈€?/p>
2锛庡垽鏂?/p>
锛?锛変竴鏍归搧涓濋暱90鈩呯背銆? 锛?脳 锛?锛?锛?
100鍜?鈩呰〃绀虹殑鎰忎箟瀹屽叏鐩稿悓銆?锛?脳 锛?/p>
锛?锛夊悓瀛︿滑鍏辨?鏍?02妫碉紝鎴愭椿浜?00妫碉紝鎴愭椿鐜囨槸100鈩呫€? 锛?脳 锛?锛?43
100鍚?紝锛涘氨鏄?3鈩呭惃銆傦紙 脳 锛?/p>
锛?锛夌櫨鍒嗘暟涓?殑鍒嗗瓙鍙?互鏄?暣鏁般€佸皬鏁般€傦紙 鈭?锛?3锛庝簲骞寸骇鏈?00浜猴紝鍏朵腑25浜烘槸浼樼?浼樼?灏戝厛闃熷憳锛?0浜烘槸涓夊ソ鐢燂紝浼樼?灏戝厛闃熷憳锛屼笁濂界敓鍚勫崰瀛?/p>
鐢熶汉鏁扮殑鐧惧垎涔嬪嚑锛?绛旓細浼樼?灏戝厛闃熷憳鍗狅細 25鈩?/p>
涓夊ソ瀛︾敓鍗狅細 10鈩?/p>
4锛庣敤闃村奖琛ㄧず涓嬮潰鍚勭櫨鍒嗘暟銆?/p>
( 37% ) 锛? 75% 锛?/p>
锛?40% 锛? 锛? 80% 锛?/p>
5锛庣?鎶€灏忕粍鐢ㄤ竴鍧楀湴绉嶆湀瀛ｏ紝鐜?懓鍜岃強鑺便€傚叾涓?0鈩呯?鏈堝?锛岀?鐜?懓鐨勯潰绉?槸鑿婅姳鐨勯潰绉?殑浜斿垎涔嬩簩锛岀?鑿婅姳鐨勯潰绉?崰杩欏潡鍦扮殑鐧惧垎涔嬪嚑锛?/p>
绛旓細50鈩?/p>
51
2锛庣櫨鍒嗘暟鍜屽垎鏁般€佸皬鏁扮殑浜掑寲
绗?璇炬椂锛?5鍒嗛挓瀹屾垚锛?/p>
锛堜緥1銆佷緥2锛岀粌涔犲崄涔?銆?棰橈級 1锛庡厛灏嗕笅鍒楀悇鏁板寲鎴愬垎鏁帮紝鍐嶅寲鎴愮櫨鍒嗘暟銆?0.43 =锛? 43
100 锛?锛? 43% 锛?/p>
1.68 =锛? 168
100
锛?锛? 168% 锛?/p>
0.745 =锛? 74574.5
1000锛?锛? 100锛?锛? 74.5% 锛?/p>
3.086 =锛?0861000 锛?锛? 308.6
100锛?锛?308.6% 锛?/p>
0.3 =锛? 310 锛?锛? 30
100
锛?=锛? 30% 锛?/p>
閫氳繃瑙傚療鎴戝彂鐜帮紝灏嗗皬鏁板寲鎴愮櫨鍒嗘暟锛屽彧闇€灏嗗畠鐨勫皬鏁扮偣鍚戯紙 鍙? 锛夌Щ鍔?紙 涓? 锛変綅锛屽啀娣讳笂锛? 鐧惧垎鍙?锛夈€?/p>
2锛庡厛灏嗕笅闈㈢殑鐧惧垎鏁板寲鎴愬垎鏁帮紝鍐嶅寲鎴愬皬鏁般€?60% =锛? 60
100锛?=锛? 0.6 锛?/p>
300% =锛? 300
100锛?=锛? 3 锛?/p>
245% =锛? 245
100
锛?=锛? 2.45 锛?/p>
0.4% =锛? 0.4100锛?=锛? 4
1000锛?锛?0.004 锛?/p>
10.5% =锛? 10.5100锛?锛? 105
1000
锛?锛? 0.105 锛?/p>
鎴戝彂鐜板皢鐧惧垎鏁板寲鎴愬皬鏁帮紝鍙?渶鍘绘帀锛堢櫨鍒嗗彿锛?鍐嶅皢瀹冪殑灏忔暟鐐瑰悜锛?宸?锛夌Щ鍔?紙 涓?锛変綅銆?/p>
3锛庢妸灏忔暟鍖栨垚鐧惧垎鏁般€?/p>
0.09 =锛? 9% 锛? 0.025 =锛? 2.5% 锛?4.3 =锛? 430% 锛? 1.725 =锛? 172.5% 锛?12.5 =锛? 1250% 锛? 7.35 =锛? 735% 锛?0.1 =锛? 10% 锛? 3 =锛? 300% 锛?/p>
4锛庡皢鐧惧垎鏁板寲鎴愬皬鏁般€?/p>
95% =锛? 0.95 锛? 100% =锛? 1 锛?215% =锛? 2.15 锛? 0.7% =锛? 0.007 锛?25.7% =锛? 0.257 锛? 2% =锛? 0.02 锛?5锛庡～琛ㄣ€? 鐧惧垎鏁?75% 7.3% 25.7% 372% 灏忔暟
0.75
0.073
0.257
3.72
6锛庤?绠楋紝骞舵妸鎵€寰楃殑鍟嗗寲鎴愮櫨鍒嗘暟銆?27.69梅39 18.84梅7.5 = 0.71 =2.512 =71% =251.2%
52
2锛庣櫨鍒嗘暟鍜屽垎鏁般€佸皬鏁扮殑浜掑寲
绗?璇炬椂锛?5鍒嗛挓瀹屾垚锛?/p>
锛堜緥3銆佷緥4锛岀粌涔犲崄涔?銆?棰橈級 1锛庢妸涓嬪垪鍚勫垎鏁板寲鎴愬皬鏁帮紝鍐嶅寲鎴愮櫨鍒嗘暟銆?3
10
锛? 0.3 锛?=锛? 30 锛? 1
8
锛? 0.125 锛?锛? 12.5 锛? 17
125
锛? 0.136 锛?锛? 13.6 锛? 7
4
锛? 1.75 锛?锛? 175 锛? 2
3
鈮堬紙 0.667 锛?锛? 66.7 锛? 鎴戝彂鐜帮紝灏嗗垎鏁板寲鎴愮櫨鍒嗘暟锛屽厛灏嗗垎鏁板寲鎴愶紙 灏忔暟 锛夛紝鍐嶅皢杩欎釜灏忔暟鐨勫皬鏁扮偣鍚戯紙 鍙?锛夌Щ鍔?紙 涓? 锛変綅锛屽啀娣讳笂锛?鐧惧垎鍙?锛夈€?2锛庢妸涓嬮潰鍚勭櫨鍒嗘暟鍖栨垚鍒嗘暟銆?锛? 锛?00 =锛? 14锛?/p>
160% =锛? 1608
100 锛?锛? 5锛?/p>
0.3% =锛? 0.3100锛?=锛?
1000
锛?/p>
0.62% =锛?0.62100锛?=锛?210000锛?锛? 31
5000
锛?/p>
鎴戝彂鐜帮紝灏嗙櫨鍒嗘暟鍖栨垚鍒嗘暟锛屽厛灏嗙櫨鍒嗘暟鍐欐垚鍒嗘瘝鏄?紙 100 锛夌殑鍒嗘暟锛屽啀鍖栫畝鎴愶紙 鏈€绠€ 锛夊垎鏁般€?/p>
3锛庡皢涓嬮潰鍚勬暟鍖栨垚鐧惧垎鏁般€?/p>
3.165 =锛?316.5 锛? 2=锛?200 锛? 0.05 =锛? 5 锛? 7.3=锛?730 锛?
720锛? 35 锛? 6
35 鈮堬紙 17.1锛? 73100 =锛?73 锛? 1
3 鈮堬紙 33.3 锛?
4锛庢壘鏈嬪弸銆傦紙灏嗙浉绛夌殑鏁扮敤鐩寸嚎杩炶捣鏉ワ級
7
79
2036
255
873
10
5锛庢妸涓嬮潰鍚勬暟鎸変粠澶у埌灏忕殑椤哄簭鎺掑垪璧锋潵銆?
鈥?
87.6% 85% 0.87鈥?/p>
锛? 87.6% 锛?7
8
锛? 85%
53
2锛庣櫨鍒嗘暟鍜屽垎鏁般€佸皬鏁扮殑浜掑寲
绗?璇炬椂锛?5鍒嗛挓瀹屾垚锛?/p>
锛堢粌涔犲崄涔?~8棰橈級 1锛庡～绌恒€?/p>
锛?锛夊皢涓嬪垪琛ㄦ牸琛ュ厖瀹屾暣銆?/p>
灏忔暟 0.75 0.375 0.68 1.7 0.35 3317 177鍒嗘暟
4 8 2510 20 鐧惧垎鏁?75% 37.5% 68% 170% 35%
锛?锛?3梅25=锛? 锛?/p>
锛? 锛夛紙 52 锛壝?00=锛?52 锛?
=锛? 0.52 锛夊皬鏁般€?/p>
锛?锛夛紙24锛? = 锛? 锛?/p>
锛? 锛夛紙 6锛夛細锛?25 锛?/p>
锛?锛夊湪涓嬮潰锛? 锛夐噷濉?笂閫傚綋鐨勫垎鏁般€?5鏃?5鍒?=锛? 51
4锛夋椂
230鍘樼背 =锛? 23
10锛夌背
375鍗冨厠 =锛?
8锛夊惃
2锛庨€夋嫨銆?/p>
锛?锛?2.1%鍘绘帀鐧惧垎鍙峰緱鍒扮殑鏁帮紝灏辨槸鎶婂師鏁帮紙 A 锛?/p>
A 鎵╁ぇ100鍊? B 缂╁皬100鍊? C 涓嶅彉
锛?锛夋妸灏忔暟鍖栨垚鐧惧垎鏁帮紝鍙?渶灏嗗畠鐨勫皬鏁扮偣鍚戯紙 B 锛夌Щ鍔ㄤ袱浣嶏紝鍐嶆坊涓娾€?鈥濆氨鍙?互浜嗐€?/p>
A 宸? B 鍙?/p>
3锛庣洿鎺ュ啓鍑哄緱鏁般€?/p>
54%+0.46 = 1 2脳13% = 26% 1锛?5% = 65% 75%脳10= 7.5 35脳 20% =3
25 124%锛?5%=49% 80%脳25 = 8
25 25.7梅25.7%=100
4锛庡湪鏁拌酱涓婅〃绀轰笅闈㈠悇鏁般€?3812 3
0 1
0.125 1
2
75%
5锛庢寜浠庡ぇ鍒板皬鐨勯『搴忔帓鍒椾笅闈㈠悇鏁般€?/p>
1.5 149.5% 87
鈥?9
179 锛?
鈥?
锛?.5锛?.5 锛?149.5%
6锛庢寜瑙勫緥鍦ㄦ嫭鍙烽噷濉?笂閫傚綋鐨勬暟銆?8锛?锛岋紙 1111
2 锛?锛?2 锛?128锛?/p>
3锛?锛岋紙 1113 锛?锛?
27 锛?81锛?/p>
54
3锛庣敤鐧惧垎鏁拌В鍐抽棶棰?绗?璇炬椂锛?5鍒嗛挓瀹屾垚锛?/p>
锛堜緥1锛岀粌涔犱簩鍗?~3棰橈級 1锛庡～绌恒€?/p>
锛?锛夎揪鏍囩巼=锛? 锛?/p>
锛? 锛?/p>
脳100%
鍑哄嫟鐜?锛? 锛?/p>
锛? 锛?/p>
脳100%
鍙戣娊鐜?锛? 锛?/p>
锛? 锛?/p>
脳100%
锛?锛夋煇鐝?湁60浜猴紝鏄熸湡涓夋湁1浜哄洜鐥呰?鍋囷紝杩欎竴澶╃殑鍑哄嫟鐜囨槸锛?98.3% 锛夈€?/p>
锛?锛夊伐鍘傜敓浜т簡500涓?浂浠讹紝缁忔?楠屽叾涓?湁2涓?笉鍚堟牸锛岃繖鎵归浂浠剁殑鍚堟牸鐜囨槸锛?99.6% 锛夈€?2锛庨€夋嫨銆?/p>
锛?锛夋妸10鍏嬬洂鏀惧叆100鍏嬫按涓?紝鐩愭按鐨勫惈鐩愮巼鏄?紙 C 锛夈€?/p>
1111
10C 9.1% D 10%
锛?锛夊悓瀛︿滑鍙傚姞妞嶆爲娲诲姩锛屽叡绉嶄簡102妫垫爲锛屾垚娲讳簡100妫碉紝杩欐壒鏍戠殑鎴愭椿鐜囨槸锛?B 锛夈€?/p>
A 100% B 98% C 99% D 97%
锛?锛夌帇濂跺ザ鍏讳簡72鍙?皬楦★紝48鍙?瘝楦★紝灏忛浮鐨勫彧鏁板崰楦℃€诲彧鏁扮殑锛?B 锛?銆?/p>
A 150 B 60 C 40 D 66.7
3锛庢煇娲楄。鏈哄巶锛屼粖骞寸敓浜т簡4000鍙版礂琛ｆ満锛屽叾涓?/p>
鍚堟牸浜у搧3954鍙帮紝鍚堟牸鐜囨槸澶氬皯锛?/p>
3954
4000
脳100% 鈮?98.9% 绛旓細鍚堟牸鐜囨槸98.9%銆?/p>
4锛庡悓瀛︿滑鍋氱?瀛愬彂鑺藉疄楠岋紝200妫电?瀛愶紝鏈?5妫垫病鏈夊彂鑺斤紝姹傚彂鑺界巼銆?/p>
200鈥?5
200
脳100% = 87.5% 绛旓細鍙戣娊鐜囨槸87.5%銆?/p>
5锛庢煇灏忓?鍘诲勾妞嶆爲鑺傜?鐨勬爲锛屾垚娲讳簡490妫碉紝姝讳簡10妫碉紝杩欐壒鏍戠殑鎴愭椿鐜囨槸澶氬皯锛?/p>
490
490+10
脳100% = 98% 绛旓細鎴愭椿鐜囨槸98%銆?/p>
55
3锛庣敤鐧惧垎鏁拌В鍐抽棶棰?绗?璇炬椂锛?5鍒嗛挓瀹屾垚锛?/p>
锛堢粌涔犱簩鍗?~10棰橈級 1锛庡～绌恒€?/p>
锛?锛夋妸30鍏嬬洂鏀惧叆100鍏嬫按涓?紝鐩愭按鐨勫惈鐩愮巼鏄?紙 23.1% 锛夈€?/p>
锛?锛夊皢涓€鏍规湪鏂欏钩鍧囬敮鎴?娈碉紝姣忛敮涓€娆＄殑鏃堕棿閮界浉绛夛紝閭ｄ箞閿?竴娆℃墍鐢ㄧ殑鏃堕棿鍗犳€绘椂闂寸殑锛?25 锛?銆?锛?锛変竴绉嶅晢鍝佸師浠锋槸78鍏冿紝鐜颁环鏄?5鍏冿紝鐜颁环鏄?師浠风殑锛?83.3 锛?銆?/p>
锛?锛夊叚锛?锛夌彮鍚屽?鍦ㄤ竴娆℃暟瀛︽祴璇曚腑锛屾垚缁╁?涓嬶細
90~100鍒?/p>
60~90鍒?60鍒嗕互涓? 24浜?/p>
38浜?/p>
2浜?/p>
杩欐?鑰冭瘯鐨勫強鏍肩巼鏄?紙 96.9 锛?銆?2锛庡垽鏂?€?/p>
锛?锛夋娊鏍锋?楠屼竴绉嶅晢鍝侊紝鏈?8浠跺悎鏍硷紝2浠朵笉鍚堟牸锛屽悎鏍肩巼鏄?8%銆? 锛?脳 锛?锛?锛?0鍒嗛挓鍗?灏忔椂鐨?0%銆? 锛?脳 锛?锛?锛夊湪52鍚庨潰娣讳笂涓€涓?€?鈥濓紝鎵€寰楃殑鏁版瘮鍘熸暟缂╁皬100鍊嶃€? 锛?鈭?锛?3锛庣洿鎺ュ啓鍑哄緱鏁般€?/p>
1411
5 0.5 3.5脳50%=1.75 0.82+180%=2.62 7.2梅30% =24 47%锛?6% =11%
4.鏋滃洯閲岀?浜?50妫佃嫻鏋滄爲锛?40妫垫?瀛愭爲锛屼竴鍏辨?浜?7妫碉紝姹傛垚娲荤巼鏄??灏戯紵 450+540=990锛堟５锛?/p>
990鈥?7
990
脳100% 鈮?98.3% 绛旓細鎴愭椿鐜囨槸98.3%銆?/p>
5锛庣?鐮斿皬缁勭敤鐜夌背绉嶅仛鍙戣娊璇曢獙锛屾湁989绮掑彂浜嗚娊锛屽彂鑺界巼鏄?8.9%銆傜?鐮斿皬缁勭敤浜嗗?灏戠矑鐜夌背鍋氳瘯楠岋紵
989梅98.9%=1000锛堢矑锛?绛旓細鐢ㄤ簡1000绮掔?瀛愬仛璇曢獙銆?/p>
56
3锛庣敤鐧惧垎鏁拌В鍐抽棶棰?绗?璇炬椂锛?5鍒嗛挓瀹屾垚锛?/p>
锛堜緥2锛岀粌涔犱簩鍗佷竴1~3棰橈級 1锛庡～绌恒€?/p>
锛?锛夊皬鏄庡拰灏忔柊姣旇禌鎵撳瓧锛屽皬鏄庢瘡鍒嗛挓鎵?0涓?紝灏忔柊姣忓垎閽熸墦40涓?紝灏忔槑姣忓垎閽熸瘮灏忔柊澶氭墦锛?10 锛変釜锛屽?锛? 25 锛?銆?/p>
锛?锛夌埜鐖镐笂鏈堢殑宸ヨ祫鏀跺叆鏄?160鍏冿紝濡堝?涓婃湀宸ヨ祫鏀跺叆鏄?520鍏冿紝鐖哥埜涓婃湀宸ヨ祫鏀跺叆姣斿?濡堝皯锛? 14.3 锛?銆?/p>
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锛?锛夎嫻鏋滈噸閲忔槸姊ㄩ噸閲忕殑120%锛岃嫻鏋滈噸閲忔瘮姊ㄥ?锛? 20% 锛夈€?2锛庨€夋嫨銆?/p>
锛?锛夊紶甯堝倕浠婂ぉ鍔犲伐浜?00涓?浂浠讹紝姣斿師璁″垝澶?0涓?紝瓒呬骇浜嗭紙 B 锛夈€?/p>
A 20% B 25% C 80% D 125%
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A 20% B 25% C 80% D 125%
锛?锛変竴浠跺伐绋嬶紝鍘熻?鍒?5澶╁畬鎴愶紝瀹為檯12澶╁畬鎴愪换鍔★紝鏃堕棿缂╃煭浜嗭紙 A 锛?銆?/p>
A 20% B 25% C 80% D 125%
3锛庝竴涓?伐鍘備笁鏈堜唤璁″垝鐢ㄧ數2000搴︼紝瀹為檯鐢ㄧ數2400搴︼紝瀹為檯姣旇?鍒掑?鍔犱簡鐧惧垎涔嬪嚑锛?锛?400锛?000锛壝?000=20% 绛旓細瀹為檯姣旇?鍒掑?鍔犱簡20%銆?/p>
4锛庣數瑙嗘満鍘備笂鏈堢敓浜х數瑙嗘満2160鍙帮紝姣旇?鍒掑?鍔犱簡360鍙帮紝瀹為檯姣旇?鍒掑?浜х櫨鍒嗕箣鍑狅紵
360梅锛?160锛?60锛?20% 绛旓細瀹為檯姣旇?鍒掑?鍔犱簡20%銆?/p>
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锛?8锛?10 锛壝?
10 =25% 绛旓細蹇?5%
57
3锛庣敤鐧惧垎鏁拌В鍐抽棶棰?绗?璇炬椂锛?5鍒嗛挓瀹屾垚锛?/p>
锛堢粌涔犱簩鍗佷竴4~8棰橈級 1锛庡～绌恒€?/p>
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锛?锛変竴鏍圭怀瀛愰暱1绫筹紝鐢ㄦ帀20%鍚庯紝杩樺墿涓?0%绫炽€?/p>
锛?脳 锛?/p>
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3锛庢煇鐓ょ熆鍘?007骞翠笂鍗婂勾浜х叅320涓囧惃锛屼笅鍗婂勾浜х叅240涓囧惃锛屾瘮璁″垝澧炰骇60涓囧惃锛屽?浜х櫨鍒嗕箣鍑狅紵
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58
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锛堜緥3锛岀粌涔犱簩鍗佷簩1銆?棰橈級 1锛庡～绌恒€?/p>
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59
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锛堢粌涔犱簩鍗佷簩3~9棰橈級 1锛庡～绌恒€?锛?锛夌湅鍥惧～绌恒€?/p>
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60
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锛堢粌涔犱簩鍗佷簩10~14棰橈級
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锛?锛?绫抽暱鐨勭怀瀛愮敤鍘?0%鍚庯紝鍙堢敤鍘?
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A 240脳30% B 240梅30% C 240锛?40脳30% D 240脳锛?+30%锛?/p>
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A 114 B 66 C 60 D 6
3锛庡笇鏈涘皬瀛﹀叚骞寸骇鍏辨湁324浜猴紝鍏朵腑濂崇敓浜烘暟鏄?敺鐢熶汉鏁扮殑80%锛岃繖涓?勾绾х敺銆佸コ鐢熷悇鏈夊?灏戜汉锛?80%=45
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61
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锛堜緥4,缁冧範浜屽崄涓?~3棰橈級
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鍘熶环锛堝厓锛?鐜颁环锛堝厓锛?1锛庡～绌恒€?/p>
锛?锛変簲鎶樺氨鏄?崄鍒嗕箣锛?浜?锛夛紝涔熷氨鏄?紙 50 锛?銆?锛?锛夊晢鍝佹墦涓冩姌鍑哄敭锛屽氨鏄?寜鍘熶环鐨勶紙 70 锛?鍑哄敭锛屼篃灏辨槸闄嶄环锛?30 锛?锛涙墦鍏?簲鎶樺嚭鍞?紝灏辨槸鎸夊師浠风殑锛?85 锛?鍑哄敭锛屼篃灏辨槸闄嶄环锛?15 锛?銆?锛?锛夋煇鍟嗗搧瀹為檯鍞?环鏄?師浠风殑90%锛屼篃灏辨槸鎵擄紙 涔?锛夋姌鍑哄敭銆?/p>
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锛?锛変竴浠跺晢鍝佸厛娑ㄤ环15%锛屽張鎵撳叓浜旀姌鍑哄敭锛岋紙 B 锛夈€?/p>
A 浠锋牸涓嶅彉 B 鐜颁环姣斿師浠烽珮 C 鐜颁环姣斿師浠蜂綆
锛?锛変竴浠惰。鏈嶏紝鍘熶环420鍏冿紝鐜板湪鎵撳叓鎶樺嚭鍞?紝鍞?环鏄??灏戯紵鍒楀紡涓猴細锛?A 锛夈€?/p>
A 420脳80% B 420梅80% C 420脳锛?锛?0%锛? D 420脳锛?+80%锛?/p>
锛?锛夊皬绾?拱涓€鏈??涔犺祫鏂欙紝鍏?姌鍚庢槸8.8鍏冿紝鍘熶环鏄?紙 B 锛夊厓銆?/p>
A 10 B 11 C 7.04
褰╃數 2560 2048
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62
3锛庣敤鐧惧垎鏁拌В鍐抽棶棰?绗?璇炬椂锛?5鍒嗛挓瀹屾垚锛?/p>
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锛?锛夋煇鍟嗗簵娓呬粨澶勭悊涓€鎵瑰晢鍝侊紝鎸夊叚鎶樺嚭鍞?紝鍞?环鏄?師浠风殑40%銆? 锛?脳 锛?锛?锛夊師浠?20鍏冪殑鏃卞啺闉嬶紝鎸変竷鎶樺嚭鍞?紝鐜颁环鏄?54鍏冦€? 锛?鈭?锛?锛?锛変竴浠跺晢鍝佹墦涔濇姌鍚庢槸720鍏冿紝杩欑?鍟嗗搧鍘熶环鏄?92鍏冦€? 锛?脳 锛?/p>
3锛庢煇鍏?徃鍏?湀浠界殑钀ヤ笟棰濇槸120涓囧厓锛屽?鏋滄寜钀ヤ笟棰濈殑5%缂寸撼钀ヤ笟绋庯紝璇ュ叕鍙稿叚鏈堜唤搴旂即绾宠惀涓氱◣澶氬皯鍏冿紵
120脳5%=6锛堜竾鍏冿級 绛旓細搴旂即绾?涓囧厓銆?/p>
4锛庢垜鍥姐€婄◣娉曘€嬭?瀹氾紝宸ヨ祫鏀跺叆瓒呰繃1600鍏冮儴浠藉簲鎸?%缂寸撼涓?汉鎵€寰楃◣锛岀帇寮虹殑鐖哥埜涓婃湀瀹為檯棰嗗埌3880鍏冨伐璧勶紝浠栫即绋庡墠鐨勫伐璧勬槸澶氬皯锛?/p>
瑙ｏ細璁句粬鐨勫伐璧勬槸x鍏冦€?x锛?x锛?600) 脳5%=3880
x=4000
绛旓細浠栫殑宸ヨ祫鏄?000鍏冦€?/p>
63
3锛庣敤鐧惧垎鏁拌В鍐抽棶棰?绗?0璇炬椂锛?5鍒嗛挓瀹屾垚锛?/p>
锛堜緥6,缁冧範浜屽崄涓?~8棰橈級
1锛庡～绌恒€?/p>
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锛?锛夊埄鎭?锛?鏈?噾 锛壝楋紙 鍒╃巼 锛壝楋紙 鏃堕棿 锛?锛?锛変簩骞村畾鏈熷瓨娆剧殑骞村埄鐜囨槸2.7%锛屽紶甯堝倕鎶?000鍏冨瓨鍏ラ摱琛岋紝浜屽勾鍚庡彲寰楃◣鍚庡埄鎭?紙 103.6 锛夊厓锛堝埄
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锛?锛夎喘涔板浗鍊哄埜鎵€寰楃殑鍒╂伅涓嶇敤绾崇◣銆?锛?鈭?锛?锛?锛夊埄鎭?崰鏈?噾鐨勬瘮鍊煎彨鍋氣€滃埄鐜団€濄€? 锛?脳 锛?锛?锛?
4 绫冲氨鏄?5%绫炽€? 锛?脳 锛?/p>
锛?锛夊皬鍗庝粖骞村叚鏈堜竴鏃ユ妸800鍏冨瓨鍏ラ摱琛岋紝瀹氭湡涓夊勾锛屽?鏋滃勾鍒╃巼鎸?.68%璁＄畻锛屼笁骞村悗鍏?湀涓€鏃ワ紝浠栧疄闄呭彇鍑虹殑閽辨槸锛?00+800脳4.68%脳3锛堜笉璁″埄鎭?◣锛夈€? 锛?鈭?锛?锛?锛?05绮掑ぇ璞嗗仛鍙戣娊璇曢獙锛屾湁100绮掑ぇ璞嗗彂鑺斤紝澶ц眴鐨勫彂鑺界巼鏄?00%銆? 锛?脳 锛?/p>
3锛庢潕寮虹殑鐖哥埜鍘婚摱琛屽瓨鍏?000鍏冨畾鏈熷瓨娆撅紝骞村埄鐜?.68%锛屼笁骞村埌鏈熷悗锛屾潕寮虹殑鐖哥埜鍙栧緱鏈?伅鍏卞?灏戦挶锛堝埄鎭?◣鎸?%璁＄畻锛夛紵
5000脳4.68%脳3=702锛堝厓锛?702脳5%=35.1锛堝厓锛?/p>
5000+702锛?5.1=5666.9锛堝厓锛?/p>
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4锛庣孩鏄熷晢鍦轰笂鏈堣惀涓氶?鏄?0涓囧厓锛屽?鏋滄寜钀ヤ笟棰濈殑5%缂寸撼钀ヤ笟绋庯紝鎸夎惀涓氶?鐨?.5%缂寸撼鍩庡競寤鸿?缁存姢璐癸紝涓婃湀搴旂即绾充袱绉嶇◣鏀跺叡澶氬皯涓囧厓锛?80脳5%+80脳1.5% = 4+1.2 = 5.2锛堜竾鍏冿級
绛旓細鍏辩即绾崇◣鏀?.2涓囧厓銆?/p>
64
4锛庢暣鐞嗗?涔?绗?璇炬椂锛?5鍒嗛挓瀹屾垚锛?/p>
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锛?锛変竴涓?暟鐢变笁涓?崄鍒嗕箣涓€锛屼簲涓?崈鍒嗕箣涓€缁勬垚锛岃繖涓?暟鍐欐垚灏忔暟鏄?紙 0.305 锛夛紝鍐欐垚鍒嗘暟鏄?紙 61
200 锛夛紝鍐欐垚鐧惧垎鏁版槸锛? 30.5% 锛夈€?锛?锛変粖骞翠骇閲忔瘮鍘诲勾澧炰骇20%锛屽氨鏄?粖骞寸殑浜ч噺鏄?幓骞寸殑锛? 120% 锛夈€?/p>
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锛?锛?0%涓?0
100琛ㄧず鐨勬剰涔夊畬鍏ㄧ浉鍚屻€? 锛?脳 锛?/p>
锛?锛夊皢20鍏嬬硸鏀惧叆100鍏嬫按涓?紝绯栨按鐨勫惈绯栫巼涓?0%銆? 锛?脳 锛?锛?锛夌敳鏁扮殑65%姝ｅソ绛変簬涔欐暟鐨?0%锛岀敳鏁颁竴瀹氬ぇ浜庝箼鏁般€? 锛?脳 锛?锛?锛夋墍鏈夌殑鍒╂伅蹇呴』鎸夋暣骞存潵璁＄畻銆? 锛?脳 锛?锛?锛夎姳鐢熺殑鍑烘补鐜囦笉浼氳揪鍒?00%銆? 锛?鈭?锛?3锛庝竴涓?暟鐨?0%鍑忓幓25锛岀粨鏋滄槸75锛岃繖涓?暟鏄??灏戯紵
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绛旓細鐢蹭箼鍚勫瓨娆?20鍏冦€?4鍏冦€?/p>
65
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锛?锛変竴鍧楅暱鏂瑰舰鍦帮紝瀹?0绫筹紝闀挎瘮瀹藉?10%锛岄暱鏂瑰舰鍦扮殑闈㈢Н鏄??灏戝钩鏂圭背锛屽垪寮忎负锛氾紙 D 锛夈€?/p>
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A 200 B 198 C 196 D 199
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A 252 B 251 C 253 D 250
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4锛庝竴妗舵补锛岀?涓€娆″彇鍑?5%锛岀?浜屾?鍙栧嚭鐨勬瘮绗?竴娆″皯5鍗冨厠锛岃繕鍓?0鍗冨厠銆傝繖妗舵补鍘熸潵鏈夊?灏戝崈鍏嬶紵
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66
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鈶犱竴鎵归浂浠?8涓?悎鏍硷紝2涓?笉鍚堟牸锛屽悎鏍肩巼鏄?8%銆?/p>
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鈶?竴涓?潪闆惰嚜鐒舵暟闄や互25%锛岀浉褰撲簬鎶婅繖涓?暟缂╁皬4鍊嶃€?/p>
67
鍥涖€佽?绠椼€?/p>
1.鍙ｇ畻銆傦紙8鍒嗭級
5111422 锛? 1梅40%=2.5 300%锛?.5 梅 = 6232933
5111411 脳35%= 3.14脳8=25.12 锛?1.1 25%脳 = 74225416
2.瑙ｆ柟绋嬨€傦紙10鍒嗭級
7x梅锛?锛?0%锛?7 65%x锛?0
7 瑙ｏ細x=7脳20% 瑙ｏ細锛?5%+锛墄=5.5 20
x=1.4 x=5.5
浜斻€佽В鍐抽棶棰樸€傦紙31鍒嗭級
1.鏌愭潙鐜版湁姘寸敯72鍏?》锛屾瘮鍘熸潵澧炲姞20%锛屽師鏉ユ湁姘寸敯澶氬皯鍏?》锛燂紙6鍒嗭級
72梅锛?+20%锛?60锛堝叕椤凤級
绛旓細鍘熸潵鏈夋按鐢?0鍏?》銆?/p>
2.涓€鍙?9瀵搁暱铏瑰僵鐢垫爣浠?200鍏冿紝涓€浣嶉【瀹㈢粡杩囪?浠疯繕浠峰悗锛屽晢搴楃瓟搴斾紭鎯?%锛岃繖浣嶉【瀹㈣喘涔拌繖鍙板僵鐢佃?鑺卞?灏戝厓锛燂紙6鍒嗭級
3200脳锛?锛?%锛?3040锛堝厓锛?/p>
绛旓細杩欏彴褰╃數瑕佽姳3040鍏冦€?/p>
3.鏌愬伐绋嬮槦鎶?慨涓€娈甸搧璺?紝绗?竴闃熶慨浜?5%锛岀?浜岄槦淇?簡210绫筹紝涓ら槦淇?殑鍒氬ソ鏄?叏闀跨殑40%銆傝繖娈甸搧璺?暱澶氬皯绫筹紵锛?鍒嗭級
210梅锛?0%锛?5%锛?1400锛堢背锛?/p>
绛旓細杩欐?閾佽矾闀?400绫炽€?/p>
4.鐜嬮樋濮ㄦ妸5000鍏冮挶瀛樺叆閾惰?锛屽瓨鏈?骞达紝骞村埄鐜囨槸2.25%锛屽埌鏈熷悗濂瑰彲浠ュ彇鍑烘湰閲戝拰绋庡悗鍒╂伅澶氬皯鍏冿紵锛堝埄鎭?寜20%绾崇◣锛夛紙6鍒嗭級
5000脳2.25%脳2=225锛堝厓锛?/p>
5000+225锛?25脳20%=5180锛堝厓锛?/p>
绛旓細鍒版湡鍚庡ス鍙?互鍙栧嚭5180鍏冦€?/p>
5.涓€涓?渾褰?綋鑲插満鍛ㄩ暱鏄?884绫筹紝鎵╁缓鍚庣殑鐩村緞鏄?00绫筹紝杩欎釜浣撹偛鍦烘墿寤轰簡鐧惧垎涔嬪嚑锛燂紙7鍒嗭級
1884梅3.14梅2=300(绫? 300脳300脳3.14=282600(骞虫柟绫?
800梅2=400锛堢背锛? 400脳400脳3.14=502400锛堝钩鏂圭背锛?/p>
锛?02400锛?82600锛壝?82600脳100%鈮?7.8%
绛旓細鎵╁缓浜?7.8%銆?/p>
68
鍏? 缁熻?
绗?璇炬椂 锛?5鍒嗛挓瀹屾垚锛?/p>
锛堢?106~107椤碉級
1锛庡～绌恒€?/p>
锛?锛夋垜浠??涔犺繃鐨勭粺璁″浘鏈夛紙 鏉″舰缁熻?鍥?锛夈€侊紙 鎶樼嚎缁熻?鍥?锛夈€侊紙 鎵囧舰缁熻?鍥?锛夈€?/p>
锛?锛夋潯褰㈢粺璁″浘鐢?紙 鏉″舰 锛夋潵鍙嶆槧鏁伴噺鐨勫?灏戯紝瀹冨彲浠ユ竻妤氬湴鍙嶆槧鍑哄悇绉嶆暟閲忕殑锛?澶氬皯 锛夈€?锛?锛夋姌绾跨粺璁″浘涓嶄粎鍙?互鍙嶆槧鍑哄悇绉嶆暟閲忕殑锛堝?灏戯級锛岃繕鍙?互鍙嶆槧鍑哄悇绉嶆暟閲忕殑锛?澧炲噺 锛夊彉鍖栨儏鍐点€?锛?锛夋墖褰㈢粺璁″浘鍙?互娓呮?鐨勮〃绀猴紙 鍚勯儴鍒?锛夊崰鎬绘暟鐨勭櫨鍒嗕箣銆?/p>
2锛庝笅闈㈡槸浜旓紙1锛夌彮瀛︾敓涓婄綉鎯呭喌璋冩煡缁撴灉銆?/p>
锛?锛夌帺娓告垙鍜岃亰澶╃殑
鏌ヨ祫鍏跺畠
浜哄叡鍗犲叏鐝?汉鏁扮殑 鏂?5% 鑱婂ぉ 鐧惧垎涔嬪嚑锛?20%
鐜╂父
鎴?/p>
40%
40%+20%=60% 绛旓細鐜╂父鎴忓拰鑱婂ぉ鐨勪汉 鍏卞崰鍏ㄧ彮浜烘暟鐨?0%
锛?锛変笂缃戞煡璧勬枡鐨勬湁15浜猴紝鍏ㄧ彮鏈夊?灏戜汉锛?/p>
15梅25%=60锛堜汉锛?绛旓細鍏ㄧ彮鏈?0浜?/p>
锛?锛夌帺娓告垙鐨勶紝鑱婂ぉ鐨勫悇鏈夊?灏戜汉锛?60脳40%=24锛堜汉锛?/p>
60脳20%=12锛堜汉锛?/p>
绛旓細鐜╂父鎴忕殑24浜猴紝鑱婂ぉ鐨?2浜?/p>
3锛庝笅闈㈡槸鍏绘畺鍘傞ゲ鍏荤殑楦°€侀腑銆侀箙鍙?暟缁熻?琛?紝璇蜂綘鏍规嵁浠ヤ笅淇℃伅锛岀畻鍑洪浮銆侀腑銆侀箙鍚勫崰瀹剁?鍙?暟鐨勭櫨鍒嗕箣鍑狅紝骞跺埗鎴愭墖褰㈢粺璁″浘銆? 楦?楦?/p>
楣?/p>
鍙?暟
400
240
160
400+240+160=800锛堝彧锛?400梅800=50% 240梅800=30% 160梅800=20%
鍏绘畺鍘傚?绂界粺璁″浘
楣?/p>
楦?/p>
30%
20%
楦?/p>
50%
69
鍏? 缁熻?
绗?璇炬椂 锛?5鍒嗛挓瀹屾垚锛?/p>
锛堢粌涔犱簩鍗佷簲绗?~4棰橈級
1锛?濉?┖銆?/p>
涓嬮潰鏄?啘鍦哄悇绉嶈敩鑿滅?妞嶉潰绉?粺璁″浘銆?/p>
鐧借彍
瑗跨孩鏌?/p>
锛?锛夛紙 榛勭摐 锛夌殑绉?/p>
25%
鍏跺畠 妞嶉潰绉?渶澶э紝锛?瑗跨孩鏌?锛夌殑绉嶆?闈㈢Н鏈€榛勭摐
45%
灏忋€?/p>
锛?锛夎繖鍧楀湴鍏辨湁3.6鍏?》锛岃タ绾㈡熆绉嶄簡锛?0.36 锛夊叕椤枫€?/p>
锛?锛夌櫧鑿滅殑绉嶆?闈㈢Н姣旈粍鐡滃皯锛?0.72 锛夊叕椤枫€?锛?锛夎タ绾㈡熆鍜屽叾瀹冭敩鑿滀竴鍏辩?浜嗭紙 1.08 锛夊叕椤枫€?2锛庨€夋嫨銆?/p>
鍦ㄧ敓娲讳腑锛屼负浜嗗弽鏄犲悇绉嶅啘浣滅墿鍗犵?妞嶆€婚潰绉?殑鐧惧垎涔嬪嚑锛屼竴鑸?€夋嫨锛? B 锛夌粺璁″浘锛岃?鍙嶆槧鏌愬湴澶╂皵鍙樺寲鎯呭喌锛屽彲閫夌敤锛? C 锛夌粺璁″浘锛岃?鍙嶆槧瀛︽牎鍚勫勾绾т汉鏁版儏鍐靛彲閫夌敤锛? A 锛夌粺璁″浘銆?/p>
A 鏉″舰 B 鎵囧舰 C鎶樼嚎
3锛庝笅闈㈡槸涓夛紙4锛夌彮60鍚嶅悓瀛︽渶鍠滄?鐨勪綋鑲叉椿鍔ㄦ儏鍐电粺璁″浘锛?绡?悆
锛?锛夊枩娆㈠摢绉嶄綋 15%
涔掍箵鐞冭偛娲诲姩鐨勬渶澶氾紵鏈?35%
澶氬皯浜猴紵
瓒崇悆
25% 璺崇怀
60脳35%=21锛堜汉锛?/p>
20%
绛旓細鍠滄?涔掍箵鐞冪殑浜烘暟鏈€澶氾紝鏈?1浜恒€?/p>
锛?锛夊枩娆㈣烦缁崇殑姣斿枩娆㈣冻鐞冪殑灏戝?灏戜汉锛?60脳25%=15锛堜汉锛?60脳20%=12锛堜汉锛?15锛?2=3锛堜汉锛?绛旓細灏?浜恒€?/p>
4锛庝笅闈㈡槸鍥涚?鏋滄爲鐨勬５鏁版儏鍐电粺璁″浘锛岃?鏍规嵁缁熻?鍥惧畬鎴愮粺璁¤〃銆? 妗?/p>
姊?鏍?0%
鏌垮瓙鏍?鑻规灉鏍?40%
鏋滄爲
鍚嶇О
鑻规灉鏍戞ⅷ鏍?鏌垮瓙鏍?妗冩爲
妫垫暟 20
15
10 5
70
涓? 鏁板?骞胯?
绗?璇炬椂 锛?5鍒嗛挓瀹屾垚锛?/p>
锛堜緥1锛岀粌涔犱簩鍗佸叚绗?棰橈級
1锛庡～绌?/p>
楦″厰鍚岀?锛屽叡鏈?5澶达紝鑴氬叡42鍙?紝楦″厰鍚勬湁澶氬皯鍙?紵 锛?锛夊垪琛ㄦ硶锛? 楦?5
14 13 12 11 10 9 8 鈥?鍏? 1 2 3 4 5 6 7 鈥炶剼30 32 34 36 38 40 42 44 鈥?/p>
楦℃湁锛?9 锛夊彧锛屽厰鏈夛紙 6 锛夊彧銆?锛?锛夌敾鍥炬硶锛?/p>
鈶犵敾15涓?棆浠ｈ〃楦″ご锛屽苟鐢诲嚭2鍙?剼銆?/p>
鍏憋紙 30 锛夊彧鑴氾紝杩樺樊锛?12 锛夊彧鑴氥€?鈶″湪锛?6 锛夊彧楦″ご涓嬪悇娣讳笂2鍙?剼锛屽彲浠ョ煡閬撳厰鏈夛紙 6 锛夊彧銆?/p>
锛?锛夋兂娉曚笁锛氬厛鍋囪?绗煎瓙閲屽叏閮ㄦ槸楦★紝鍒欏叡鏈夛紙 30 锛夊彧鑴氾紝姣斿疄闄呯殑42鍙?剼灏戜簡锛?12 锛夊彧锛屽洜涓烘妸涓€鍙?厰鐪嬫垚涓€鍙?浮锛屼細灏戠湅浜嗭紙 2 锛夊彧鑴氾紝鎵€浠ョ敤鈥滀竴鍏卞?浜嗙殑鑴氭暟梅姣忓彧灏戠湅鐨勮剼鏁扳€濆彲浠ョ畻鍑猴紙 鍏?锛夌殑鏁伴噺鏄?紙 6 锛夊彧銆?/p>
锛?锛夋兂娉曞洓锛氬厛鍋囪?绗煎瓙閲屽叏閮ㄦ槸鍏旓紝鍒欏叡鏈夛紙 60 锛夊彧鑴氾紝姣斿疄闄呯殑42鍙?剼澶氫簡锛?18 锛夊彧锛屽洜涓烘妸涓€鍙?浮鐪嬫垚涓€鍙?厰锛屼細澶氱湅浜嗭紙 2 锛夊彧鑴氾紝鎵€浠ョ敤鈥滀竴鍏卞皯浜嗙殑鑴氭暟梅姣忓彧澶氱湅鐨勮剼鏁扳€濆彲浠ョ畻鍑猴紙 楦?锛夌殑鏁伴噺鏄?紙 9 锛夊彧銆?/p>
71
2锛庝竴鍙?洂铔?鏉¤吙锛屼竴鍙?湗铔?鏉¤吙锛岀幇鍦ㄨ洂铔愬拰铚樿洓鍏?0鍙?紝鍏?4鏉¤吙锛岄棶铔愯洂鍜岃湗铔涘悇澶氬皯鍙?紵 6脳10=60锛堟潯锛?74锛?0=14锛堟潯锛?/p>
铚樿洓锛?4梅锛?锛?锛?7锛堝彧锛?/p>
铔愯洂锛?0锛?=3锛堝彧锛?绛旓細铔愯洂3鍙?紝铚樿洓7鍙?€?/p>
3锛庡叚骞寸骇720浜哄幓鏄ユ父锛岀?浜?0搴х殑澶ц溅鍜?0搴х殑灏忚溅鍏?0杈嗭紝鍒氬ソ鍧愭弧搴т綅锛屼粬浠??澶ц溅銆佸皬杞﹀悇鍑犺締锛?20脳40=800锛堜汉锛?800锛?20=80锛堜汉锛?/p>
灏忚溅锛?0梅锛?0锛?0锛?4锛堣締锛?澶ц溅锛?0锛?=16锛堣締锛?/p>
绛旓細绉熶簡灏忚溅4杈嗭紝澶ц溅16杈嗐€?/p>
涓? 鏁板?骞胯?
绗?璇炬椂 锛?5鍒嗛挓瀹屾垚锛?/p>
锛堢粌涔犱簩鍗佸叚绗?~7棰橈級
2锛庢湁澶у皬姘存《鍏?0涓?紝姣忎釜澶ф按妗惰?姘?鍗冨厠 锛屾瘡涓?皬姘存《瑁呮按2鍗冨厠锛屼袱绉嶆按妗跺叡瑁呮按130鍗冨厠锛屽ぇ銆佸皬姘存《鍚勬湁澶氬皯涓?紵锛堢敤鏂圭▼瑙ｏ級
1锛庡～绌恒€?/p>
娴烽矞棣嗙殑姘存棌绠遍噷鏈夎瀮锜瑰拰涔岄緹12鍙?紝鍏辨湁80鍙?剼锛岃瀮锜瑰拰涔岄緹鍚勫?灏戝彧锛?/p>
瑙ｏ細璁惧ぇ姘存《鏈墄涓?€?4x+锛?0锛峹 锛壝?=130
锛?锛夋兂娉曚竴锛氬亣璁?2鍙?叏鏄?瀮锜癸紝鑴氱殑鍙?暟鏈夛紙鍒楀紡锛夛紙 8脳12=96 锛夊彧锛屾瘮瀹為檯鐨?0鍙?剼澶氾紙鍒楀紡锛夛紙 96锛?0=16 锛夊彧锛屽彲浠ョ敤鈥滀竴鍏卞?鐨勮剼鏁伴櫎浠ユ妸姣忓彧涔岄緹鐪嬫垚铻冭煿澶氱湅鐨勮剼鏁扳€濓紝鍒楀紡涓猴紙 16梅锛?锛?锛?4锛堝彧锛?锛夛紝鍙?煡杩欐槸锛?涔岄緹 锛夌殑鍙?暟銆?/p>
4x+80锛?x =130 2x=50 x=25
40锛?5=15锛堜釜锛?/p>
绛旓細澶ф按妗舵湁25涓?紝灏忔按妗舵湁15涓?€?/p>
锛?锛夋兂娉曚簩锛氳?铻冭煿涓簒鍙?紝涔岄緹灏卞簲璇ユ湁锛?12锛峹 锛夊彧銆傝瀮锜硅剼鍙?暟涓猴紙 8x 锛夊彧锛屼箤榫熺殑鑴氬彧鏁颁负锛? 锛?2锛峹 锛壝? 锛夊彧銆傚洜涓哄叡鏈?0鍙?剼锛屽彲浠ュ垪鍑烘柟绋嬩负锛?8x+锛?2锛峹 锛壝?=80 锛夌畻鍑虹殑x鏄?紙 铻冭煿 锛夌殑鍙?暟銆?/p>
3锛庤繍杈撻槦涓鸿姳搴楄繍杈撹姳鐩?500涓?紝鎸夊悎鍚岃繍涓€鍙?彲寰楄繍璐?瑙掞紝浣嗘崯鍧忎竴鍙??鍊掓墸1鍏冿紝缁撴灉杩愬畬鍚庡叡寰楄繍璐?110鍏冿紝闂?繍杈撹繃绋嬩腑鎹熷潖浜嗗?灏戝彧鑺辩泦锛?8瑙?0.8鍏?/p>
0.8脳1500=1200锛堝厓锛?1200锛?110=90锛堝厓锛?90梅锛?+0.8锛?50锛堝彧锛?/p>
锛?锛夋兂娉曚笁锛氳?涔岄緹涓簒鍙?紝铻冭煿灏卞簲璇ユ湁锛?12锛峹 锛夊彧銆傝瀮锜硅剼鍙?暟涓猴紙 4x 锛夊彧锛屼箤榫熺殑鑴氬彧鏁颁负锛? 锛?2锛峹 锛壝? 锛夊彧銆傚洜涓哄叡鏈?0鍙?剼锛屽彲浠ュ垪鍑烘柟绋嬩负锛?4x+锛?2锛峹 锛壝?=80 锛夛紝绠楀嚭鐨剎鏄?紙 涔岄緹 锛夌殑鍙?暟銆?/p>
72
绛旓細鎹熷潖浜?0鍙?姳鐩嗐€?/p>
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锛堟€诲垎100鍒嗭紝60鍒嗛挓瀹屽嵎锛?/p>
涓€銆佸～绌恒€傦紙8銆?姣忓皬棰?鍒嗭紝鍏朵綑姣忕┖1鍒嗭紝鍏?0鍒嗭級
331锛?琛ㄧず锛? 7鐨?鏄??灏戯紵 锛夈€?44
3442锛?鐨勫€掓暟鏄?紙 锛夛紱锛? 锛夊拰1.25浜掍负鍊掓暟銆?435
( )3锛?=25%=锛? 3 锛夛細12=锛? 10 锛壝?0=锛? 0.25 锛夛紙灏忔暟锛?16
( )( )( )4锛?绫抽暱鐨勭怀瀛愬钩鍧囧垎鎴?6 绫筹紝姣忔?鏄?绫崇殑锛屾槸鍏ㄩ暱鐨勩€?( )( )( )
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7锛庣敳銆佷箼銆佷笝涓変釜瀹跺涵鍏?0浜轰竴璧峰幓鐢靛奖闄㈢湅鐢靛奖锛屾垚浜虹エ20鍏冧竴寮狅紝鍎跨?绁?5鍏冧竴寮狅紝浠栦滑涔扮エ鍏辫姳浜?80鍏冿紝浠栦滑涓?棿鏈夛紙 6 锛変釜澶т汉锛岋紙 4 锛変釜灏忓?銆?/p>
34648锛岀湅鎴愪簡 锛屽緱鍒扮殑鍟嗕负12锛岄偅涔堣繖棰樼殑姝ｇ‘鍟嗕负锛? 锛夈€?433
9锛庢湁楦′笌鍏旇嫢骞插彧锛屾€诲ご鏁颁笌鎬昏剼鏁颁箣姣斾负2锛?锛岄偅涔堥浮鍜屽厰鐨勫彧鏁版瘮鏄?紙 1锛? 锛夈€?/p>
浜屻€佸垽鏂?€傦紙8鍒嗭級
1锛庢瘮鐨勫墠椤瑰拰鍚庨」鍚屾椂涔樹竴涓?浉鍚岀殑鏁帮紝姣斿€间笉鍙樸€? 锛? 脳 锛?/p>
2锛庝笁骞寸骇浜旂彮浠婂ぉ缂哄腑4浜猴紝鍑哄嫟46浜猴紝鍑哄嫟鐜囨槸92%銆? 锛? 鈭? 锛?/p>
3锛庢墍鏈夊渾鐨勫懆闀垮拰瀹冪殑鐩村緞鐨勬瘮鍊奸兘鐩哥瓑銆? 锛? 鈭? 锛?/p>
4锛庝竴涓?暱鏂瑰舰闀垮拰瀹藉悇澧炲姞2鍒嗙背锛屽畠鐨勯潰绉?氨澧炲姞浜?骞虫柟鍒嗙背銆? 锛? 脳 锛?/p>
涓夈€侀€夋嫨銆傦紙灏嗘?纭?瓟妗堢殑鐣?彿濉?湪鎷?彿閲岋級锛?5鍒嗭級
1锛庝竴绉嶅晢鍝侊紝鐜板湪鐨勬垚鏈?瘮鍘熸潵闄嶄綆浜?5%锛岀幇鍦ㄧ殑鎴愭湰鏄?師鏉ョ殑锛? B 锛夈€?/p>
A 15% B 85% C 115% D 100%
2锛庝笅鍥炬槸锛? B 锛夌粺璁″浘锛屽叾涓?浮鏈?00鍙?紝鍗犳€诲彧鏁扮殑20%锛屽厰鏈夛紙 F 锛夊彧銆?/p>
A 鎶樼嚎 B 鎵囧舰 C 鏉″舰
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F 700 G 2000
33锛庣敳鏄?箼鐨?锛屽氨鏄?敳姣斾箼灏戯紙 D 锛? 5 楦? 45% 锛?
2514锛庝竴涓?暟锛?闄ゅ?锛夐櫎浠ワ紝杩欎釜鏁板氨锛? A 锛?6
A 鎵╁ぇ6鍊? B澧炲姞6鍊? C 缂╁皬6鍊? D 涓嶅彉
5锛庨矞铇戣弴缁忔櫨鏅掑悗鏄?師閲嶉噺鐨?5%锛岀幇鏈夊共铇戣弴20鍗冨厠鏄?敱澶氬皯鍗冨厠椴滆槕鑿囨櫨鏅掓垚鐨勶紵绠楀紡鏄?紙 A 锛夈€?/p>
A銆?0梅85% B銆?0脳锛?锛?5%锛? C銆?0脳锛?+85%锛? D銆?0梅锛?锛?5%锛?/p>
73
鍥涖€佽В鏂圭▼銆傦紙6鍒嗭級
x锛?0%x=52 20锛?0%x=15
瑙ｏ細130%x=52 瑙ｏ細40%x=20锛?5
x=40 x=5梅40%
x=12.5
浜斻€佺湅鍥捐В鍐抽棶棰樸€傦紙21鍒嗭級
鍙冲浘鏄?€滄湞闃斥€濆皬瀛﹀?鏈?牎鍏?勾绾у?鐢熸暟瀛︽懜鎷熻€冭瘯鎴愮哗缁熻?鍥撅紝鍏朵腑涓嶅強鏍肩殑鏈?5浜恒€?/p>
锛?锛夊摢涓€涓?垎鏁版?鐨勪汉鏁版渶澶氾紝鍝?竴涓?渶灏戯紵
绛旓細90鍒嗕互涓婄殑浜烘暟鏈€澶氾紝涓嶅強鏍肩殑浜烘暟鏈€灏戙€?/p>
锛?锛夎?鏍″叚骞寸骇鍏辨湁澶氬皯鍚嶅?鐢燂紵
15梅5%=300锛堝悕锛?/p>
绛旓細鍏辨湁300鍚嶅?鐢?/p>
锛?锛?0鍒嗕互涓婄殑鍏辨湁澶氬皯浜猴紵
300脳25%+300脳40%=195锛堜汉锛?/p>
绛旓細80鍒嗕互涓婄殑鍏辨湁195浜恒€?/p>
鍏?€佽В鍐抽棶棰樸€傦紙30鍒嗭級
1锛庡叚锛堜竴锛夌彮60鍚嶅悓瀛﹀弬鍔犳?鏍戯紝鐢风敓姣忎汉鏍?妫碉紝濂崇敓姣忎汉鏍?妫碉紝鍏辨?鏍?55妫碉紝浠栦滑鐝?敺銆佸コ鐢熷悇澶氬皯浜猴紵
60脳3=180锛堟５锛?/p>
180锛?55=25锛堟５锛?/p>
25梅锛?锛?锛?25锛堜汉锛?/p>
60锛?5=35锛堜汉锛?/p>
绛旓細鐢风敓35浜猴紝濂崇敓25浜恒€?/p>
2锛庢煇淇?悊鍘傚噯澶囦簡120涓?柊杞?儙锛屾?濂芥妸50杈嗚嚜琛岃溅鍜屼笁杞?溅鐨勬棫杞?儙鍏ㄩ儴鎹㈠畬锛屼綘鐭ラ亾杩欎簺杞︿腑鏈夊?灏戣締鑷??杞﹀悧锛?/p>
50脳3=150锛堜釜锛?/p>
150锛?20=30锛堜釜锛?/p>
30梅锛?锛?锛?30锛堣締锛?/p>
绛旓細鏈夎嚜琛岃溅30杈嗐€?/p>
3锛庝繚闄╁叕鍙告湁鍛樺伐120浜猴紝鍏朵腑鐢疯亴宸ユ槸濂宠亴宸ヤ汉鐨?0%锛岃繖涓?繚闄╁叕鍙告湁鐢疯亴宸ュ?灏戜汉锛?/p>
120梅锛?+50%锛?80锛堜汉锛?/p>
120锛?0=40锛堜汉锛?/p>
绛旓細鐢疯亴宸ユ湁40浜恒€?/p>
74 5% 70~79鍒?0鍒嗕互涓?鍒?10% 80~89鍒?5%
鍏? 鎬诲?涔?/p>
绗?璇炬椂 锛?5鍒嗛挓瀹屾垚锛?/p>
锛堢?118椤?~5棰橈級
1锛庡～绌恒€?/p>
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锛?锛?.35鍗?锛? 350 锛夋?鍗? 11
2 骞虫柟绫?锛?15000 锛夊钩鏂瑰帢绫?/p>
2.5鏃?锛?2 锛夋椂锛?30 锛夊垎 3绫?鍘樼背=锛?3.02 锛夌背
锛?5
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10 銆? 锛?脳 锛?/p>
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锛?脳 锛?/p>
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3锛庤В鏂圭▼銆?/p>
931
10锛?5 x=28 瑙ｏ細910 x=35瑙ｏ細 51
5
x=28
91810 x=5513 x=4
4锛?.55
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缁煎悎绠楀紡瑙ｇ瓟锛?1015梅锛?
6锛?.3锛?=1015梅锛?2530锛?
30锛?=114
5锛庝粠鐢插湴鍒颁箼鍦帮紝涓€杈嗙伀杞﹁蛋浜嗗叏闀跨殑3
5 锛屽垰濂借秴
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2 锛?2400锛堝崈绫筹級
绛旓細鐩歌窛2400鍗冪背銆?/p>
75
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绗?璇炬椂 锛?5鍒嗛挓瀹屾垚锛?/p>
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1锛庡～绌恒€?/p>
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5鏄?紙 150 锛夈€?/p>
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A 2400 B 2346 C 2208
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710梅锛?锛?
4 脳0.8锛?= 76
10梅锛?锛?0 锛?=
710梅1410
= 1
2
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76
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77
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=120+125.6 =245.6锛坈m锛?/p>
20
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2
=800锛?28 =172锛坈m2锛?/p>
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銆?/p>
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4
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6脳6=36锛坈m2
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锛?/p>
78
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锛?锛夛紙 39 锛壝?0=26
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锛? 65 锛?=
锛? 52 锛夛細80
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A 1锛? B 1锛? C 6锛? D 5锛?
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2.14鈥?/p>
1517
78
2.14鈥?紲210.5%锛?715
8 锛?
5 +10脳锛?0 锛? 锛?= 267510脳910 锛?410脳7 =
26563100 锛?5
= 543
100
3248 脳35脳1135 = 38 脳2435 +3118 脳35 = 38 脳锛?4351135 锛?= 38
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79
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323532
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114锛庣敳鏁扮殑 锛岀敳鏁般€佷箼鏁颁笉涓?锛岄偅涔堢敳鏁帮紙 B 锛変箼鏁般€?78
A 澶т簬 B 灏忎簬 C 绛変簬 D 鏃犳硶纭?畾
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A 18 B 24 C 23.8 D 29.6
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A 3000 B 3108 C 108 D 3135
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鍥涖€佽?绠椼€?/p>
1锛庣洿鎺ュ啓寰楁暟銆傦紙4鍒嗭級
238441 梅2 = 4脳20% =80% 脳4 = 3.2 3211115
1174 + = 1梅75% = 1%梅10% =0.1 42%锛?.42=0 34123
2锛庤劚寮忚?绠楋紙鑳界畝绠楃殑瑕佺畝绠楋級锛?2鍒嗭級
12511311 锛? + [1锛? + 脳158+0.125脳42 7744848
125151= 锛?锛嶏紙1锛?锛壝? = 脳锛?58+42锛?77488
331 = = 脳4 = 脳20 488
3 = =25 2
81
4451541 脳脳锛? 脳8+梅 26梅2.5梅4 5943998
4154= 锛嶏紙 锛壝? = 26梅锛?.5脳4锛?9399
1= = 8 =2.6 9
3锛庤В鏂圭▼銆傦紙9鍒嗭級
2112锛嶏紜40% x =7.2 5脳锛坸锛?锛?4 333
211瑙ｏ細锛嶈В锛?.4x=7.2 瑙ｏ細5x锛?脳 =4 333
525 x=梅 x=7.2梅2.4 5x=4锛? 333
57 x=215
4.鏂囧瓧棰樸€傦紙6鍒嗭級
414锛?鍜?鐨勭Н涓庡晢鐩稿樊澶氬皯锛? 锛?锛?5姣旀煇鏁扮殑 澶?锛屾眰杩欎釜鏁帮紵锛堢敤鏂圭▼瑙ｇ瓟锛?935
4141 梅 锛嵜楄В锛氳?杩欎釜鏁颁负x銆?9393
444= 锛? 3275
324 = 275
x=22.5
5锛庢眰闃村奖閮ㄥ垎闈㈢Н 锛?鍒嗭級
宸茬煡鍦ㄥ浘涓?渾鐨勫懆闀挎槸25.12dm锛屾眰闃村奖閮ㄥ垎闈㈢Н銆?/p>
25.12梅3.14梅2 = 4(dm)
4脳4脳3.14梅4 = 12.56(dm)
4梅(4+3) = 28(dm)
28锛?2.56 = 15.44(dm)
82 222
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53535脳 +锛堝崈绫筹級 84832
35绛旓細鍏变慨鍗冪背銆?32
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锛?鍒嗭級
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2212.5梅锛? +锛?锛?35锛堝崈鍏嬶級 772
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参考建议：
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