分数混合运算应用题和列式答案？ 六年级的分数混合运算应用题
\u5206\u6570\u6df7\u5408\u8fd0\u7b97\u5e94\u7528\u9898\u548c\u5217\u5f0f\u7b54\u6848\u5149\u660e\u5c0f\u5b66\u4f4e\u5e74\u7ea7\u6709240\u4eba\uff0c\u4e2d\u5e74\u7ea7\u4eba\u6570\u662f\u4f4e\u5e74\u7ea7\u76847/9\uff0c\u9ad8\u5e74\u7eaa\u4eba\u6570\u662f\u4e2d\u5e74\u7ea7\u76842/3\uff0c\u9ad8\u5e74\u7eaa\u6709\u591a\u5c11\u4eba\uff1f\uff1f
240\u00d77/9\u00f72/3
\uff1d240\u00d77/9\u00d73/2
\uff1d280\uff08\u4eba\uff09
\u5217\u5f0f\u8ba1\u7b97
4/3\u76846/7\u6bd4\u5b83\u76841/2\u591a\u591a\u5c11\uff1f
4/3\u00d76/7\uff0d4/3\u00d71/2
\uff1d8/7\uff0d2/3
\uff1d10/21
\u5c0f\u660e\u548c\u5c0f\u534e\u5171\u6709\u90ae\u7968108\u679a\uff0c\u5c0f\u660e\u7684\u90ae\u7968\u6570\u662f\u5c0f\u534e\u7684\u4e94\u5206\u4e4b\u56db\uff0c\u4e24\u4eba\u5404\u6709\u591a\u5c11\u679a\u90ae\u7968
\u5c0f\u660e\u7684\u662f\u5c0f\u534e\u76844/5\u5f88\u660e\u663e\u628a\u5c0f\u534e\u7684\u90ae\u7968\u770b\u6210\u4e86\u5355\u4f4d1.\u5c0f\u660e\u7684\u4efd\u6570\u5c31\u662f4/5\u3002\u5148\u628a\u5355\u4f4d1\u7b97\u51fa\u6765\u5c31\u884c\u4e86\uff0c\u800c\u6c42\u5355\u4f4d1\u5c31\u662f\u5bf9\u5e94\u7684\u91cf\u9664\u4ee5\u5bf9\u5e94\u7684\u4efd\u6570\u5f97\u5230\u5355\u4f4d1.\u800c\u8fd9\u91cc\u5bf9\u5e94\u7684\u91cf\u5c31\u662f\u5c0f\u660e\u548c\u5c0f\u534e\u7684108\uff0c\u5bf9\u5e94\u7684\u4efd\u6570\u5c31\u662f1+4/5=9/5.\u6240\u4ee5\u5355\u4f4d1\u4e5f\u5c31\u662f\u5c0f\u534e\u7684\u90ae\u7968\u5c31\u662f108\u9664\u4ee5\uff081+9/5)=60\u679a\u3002\u800c\u5c0f\u660e\u7684\u5c31\u662f108-60=48\u679a
\u516d\u4e00\u73ed\u539f\u6709\u5b66\u751f60\u4eba\uff0c\u7537\u751f\u4eba\u6570\u662f\u5168\u73ed\u7684\u5341\u4e8c\u5206\u4e4b\u4e03\uff0c\u8f6c\u6765\u51e0\u540d\u5973\u751f\u540e\uff0c\u8fd9\u65f6\u7537\u751f\u4eba\u6570\u662f\u5168\u73ed\u7684\u4e5d\u5206\u4e4b\u4e94\u3002\u53c8\u8f6c\u6765\u51e0\u540d\u5973\u751f\uff1f
\u539f\u6765\u7684\u7537\u751f\u6570\uff1a 60 x 7/12=35\u4eba
\u8f6c\u6765\u5973\u751f\u540e\u7684\u5168\u73ed\u4eba\u6570\uff1a 35 \u9664\u4ee5 5/9= 63\u4eba
\u6240\u4ee5\u8f6c\u6765\u7684\u5973\u751f\u6570\uff1a 63-60=3\u4eba
\u5546\u5e97\u91cc\u6709\u7ea2\u6c14\u7403\u548c\u9ec4\u6c14\u7403\uff0c\u5171\u670948\u53ea\uff0c\u5176\u4e2d\u9ec4\u6c14\u7403\u7684\u53ea\u6570\u662f\u7ea2\u6c14\u7403\u76843/5.\u7ea2\u6c14\u7403\u548c\u9ec4\u6c14\u7403\u5404\u6709\u591a\u5c11\u53ea\uff1f
\u628a\u6c14\u7403\u603b\u6570\u770b\u6210\u4e00\u4e2a\u6574\u4f53\uff0c\u4e00\u5171\u67093+5=8\u4efd
\u4e00\u4efd\u5c31\u670948\u00f78=6\u53ea\u6c14\u7403\u3002
\u9ec4\u6c14\u7403\u53603\u4efd\uff0c\u5c31\u67096\u00d73=18\uff08\u53ea\uff09\u670918\u53ea\u9ec4\u6c14\u7403\u3002
\u7ea2\u6c14\u7403\u53605\u5206\uff0c\u5c31\u67096\u00d75=30\uff08\u53ea\uff09\u670930\u53ea\u7ea2\u6c14\u7403\u3002
6\u30016\uff082\uff09\u73ed\u6709\u5b66\u751f52\u4eba\uff0c\u5176\u4e2d\u5973\u751f\u6bd4\u7537\u751f\u5c11\u516d\u5206\u4e4b\u4e00\uff0c6\uff082\uff09\u73ed\u5404\u6709\u7537\u751f\u5973\u751f\u591a\u5c11\u4eba\uff1f
\u8bbe\u5973\u751f\u4e3ax\uff0c\u7537\u751f\u4e3a7/6x\uff0c\u5f97\u5973\u751f\u4e3a24\u4eba\u7537\u751f\u4e3a28
7\u3001\u4e00\u4e2a\u5206\u6570,\u5206\u6bcd\u6bd4\u5206\u5b50\u5927125,\u7ea6\u5206\u540e\u5f97\u4e5d\u5206\u4e4b\u56db,\u539f\u5206\u6570\u662f\u591a\u5c11?
125\u00f7\uff089-4\uff09=25
25\u00d79=225
25\u00d74=100
\u539f\u5206\u6570\u662f100/225
8\u3001\u4e66\u67b6\u4e0a\u7684\u4e66\u672c\u5728100\u81f3150\u4e4b\u95f4\uff0c\u5176\u4e2d1/5\u662f\u79d1\u6280\u4e66\uff0c1/7\u662f\u6545\u4e8b\u4e66\uff0c\u4e66\u67b6\u4e0a\u7684\u4e66\u672c\u6709\u591a\u5c11\u672c\uff1f
5\u30017\u7684\u6700\u5c0f\u516c\u500d\u6570\u662f35
35\u00d73=105\u672c
35\u00d74=140\u672c
\u6240\u4ee5\u6709105\u672c\u6216140\u672c
9\u3001\u7532.\u4e59\u4e24\u8f66\u5171\u8fd0\u4e00\u5806\u7164,\u7532\u8f66\u8fd0\u4e86\u603b\u6570\u76847/15[\u5206\u6570]\u591a12\u5428.\u4e59\u8f66\u8fd0\u7684\u5428\u6570\u662f\u7532\u8f66\u76841/2[\u5206\u6570].\u8fd9\u5806\u7164\u6709\u591a\u5c11\u5428? \u4e59\u8f66\u8fd0\u7684\u5428\u6570\u662f\u7532\u8f66\u76841/2\uff0c\u4e5f\u5c31\u662f\u8bf4\u4e59\u8f66\u8fd0\u7684\u5428\u6570\u662f\u603b\u65707/15\u591a12\u5428\u76841/2,\u4e3a\u603b\u6570\u76847/30\u591a6\u5428.
\u90a3\u4e4812\u5428+6\u5428\u6240\u5360\u8fd9\u5806\u7164\u7684\u6bd4\u4f8b\u5c31\u5e94\u662f1-7/15-7/30=3/10.\u6240\u4ee5\u8fd9\u5806\u7164(12+6)\u9664\u4ee53/10=60\u5428.
10\u3001\u5144\u5f1f\u56db\u4eba\u4e00\u8d77\u4e3a\u6bcd\u4eb2\u4e70\u751f\u65e5\u793c\u7269\uff0c\u8001\u5927\u82b1\u7684\u94b1\u662f\u53e6\u5916\u4e09\u4e2a\u4eba\u6240\u82b1\u7684\u94b1\u603b\u6570\u76841/2\uff0c\u8001\u4e8c\u82b1\u7684\u94b1\u662f\u53e6\u5916\u4e09\u4e2a\u4eba\u6240\u82b1\u7684\u94b1\u7684\u603b\u6570\u76841/3\uff0c\u8001\u4e09\u82b1\u7684\u94b1\u662f\u53e6\u5916\u4e09\u4e2a\u4eba\u6240\u82b1\u7684\u94b1\u603b\u6570\u76841/4.\u8001\u56db\u82b1\u4e8665\u5143\u94b1\u3002\u5144\u5f1f\u56db\u4eba\u4e00\u5171\u82b1\u4e86\u591a\u5c11\u5143\u94b1\uff1f
\u8001\u56db\u82b1\u7684\u94b1\u662f\u5360\u603b\u6570\u7684\u591a\u5c11\uff1a1-1/(1+2)-1/(1+3)-1/\uff081+4\uff09
=1-\uff081/3\uff09-\uff081/4\uff09-\uff081/5\uff09
=13/60
\u603b\u94b1\u6570\uff1a65/\uff0813/60\uff09=300\uff08\u5143\uff09
11\u3001\u4e00\u5806\u7164\u7528\u53bb5\u5206\u4e4b1\u5343\u514b\u8fd8\u5269240\u5343\u514b\u3002\u8fd9\u5806\u7164\u539f\u6709\u591a\u5c11\u5343\u514b\uff1f
240\u00f7\uff081- \u4e94\u5206\u4e4b\u4e00)
=240\u00f7\u4e94\u5206\u4e4b\u56db
=300
\u7b54\uff1a\u8fd9\u5806\u7164\u539f\u6709300\u5343\u514b
12\u3001\u6709\u7532\u3001\u4e59\u4e24\u6876\u6cb9\uff0c\u4ece\u7532\u6876\u4e2d\u5012\u51fa1/3\u7ed9\u4e59\u6876\u540e\uff0c\u53c8\u4ece\u4e59\u6876\u4e2d\u5012\u51fa1/5\u7ed9\u7532\u6876\uff0c\u8fd9\u65f6\u4e24\u6876\u6cb9\u5404\u670924\u5343\u514b\uff0c\u7532\u3001\u4e59\u4e24\u6876\u6cb9\u539f\u6765\u5404\u6709\u591a\u5c11\u5343\u514b\uff1f \u4ece\u4e59\u6876\u4e2d\u5012\u51fa1/5\u7ed9\u7532\u6876\uff0c\u8fd9\u65f6\u4e24\u6876\u6cb9\u5404\u670924\u5343\u514b\u3002\u6240\u4ee5\u5728\u8fd9\u6b21\u53d8\u6362\u4e4b\u524d\uff0c\u4e59\u662f\uff1a24\u00f7\uff081-1/5\uff09=30\uff08\u5343\u514b\uff09\u7532\u662f\uff1a24-30\u00d71/5=18\uff08\u5343\u514b\uff09
\u4ece\u7532\u6876\u4e2d\u5012\u51fa1/3\u7ed9\u4e59\u6876\u540e\uff0c\u539f\u6765\u7532\u6876\u6709\uff1a18\u00f7\uff081-1/3\uff09=27\uff08\u5343\u514b\uff09\u4e59\u6876\u6709\uff1a24\u00d72-27=21\uff08\u5343\u514b\uff09
13\u3001\u4e00\u9879\u5de5\u7a0b\uff0c\u7532\u3001\u4e59\u5408\u4f5c6\u5929\u5b8c\u6210\uff0c\u4e59\u3001\u4e19\u5408\u4f5c10\u5929\u5b8c\u6210\u3002\u73b0\u5728\u5148\u7531\u7532\u3001\u4e59\u3001\u4e19\u4e09\u4eba\u5408\u4f5c3\u5929\u540e\uff0c\u4f59\u4e0b\u7684\u4e59\u518d\u505a6\u5929\uff0c\u6b63\u597d\u5b8c\u6210\u3002\u4e59\u5355\u72ec\u505a\u8fd9\u9879\u5de5\u7a0b\u8981\u591a\u5c11\u5929\u5b8c\u6210\uff1f \u7532\u3001\u4e59\u5408\u4f5c6\u5929\u5b8c\u6210\uff0c\u4e59\u3001\u4e19\u5408\u4f5c10\u5929\u5b8c\u6210\uff0c\u53ef\u77e5\u7532\u4e00\u5929+\u4e59\u4e24\u5929+\u4e19\u4e00\u5929=1/6+1/10=4/15
\u73b0\u5728\u5148\u7531\u7532\u3001\u4e59\u3001\u4e19\u4e09\u4eba\u5408\u4f5c3\u5929\u540e\uff0c\u4f59\u4e0b\u7684\u4e59\u518d\u505a6\u5929\uff0c\u6b63\u597d\u5b8c\u6210\u3002\u76f8\u5f53\u4e8e\uff08\u7532\u4e00\u5929+\u4e59\u4e24\u5929+\u4e19\u4e00\u5929\uff09\u00d73+\u4e59\u505a3\u5929=1
\u6240\u4ee5\uff1a\u4e59\u4e00\u5929\u505a\u8fd9\u9879\u5de5\u7a0b\u7684\uff081-4/15\u00d73\uff09\u00f73=1/15
14\u3001\u5236\u9020\u4e00\u4e2a\u96f6\u4ef6\uff0c\u7532\u89816\u5206\u949f\uff0c\u4e59\u89815\u5206\u949f\uff0c\u4e19\u89814.5\u5206\u949f\u3002\u73b0\u5728\u67091590\u4e2a\u96f6\u4ef6\uff0c\u5206\u914d\u7ed9\u4ed6\u4eec\u4e09\u4eba\uff0c\u8981\u6c42\u5728\u76f8\u540c\u7684\u65f6\u95f4\u5185\u5b8c\u6210\u3002\u7532\u3001\u4e59\u3001\u4e19\u4e09\u4eba\u5404\u5e94\u5206\u914d\u591a\u5c11\u4e2a\uff1f
\u7532\u89816\u5206\u949f\uff0c\u4e59\u89815\u5206\u949f\uff0c\u4e19\u89814.5\u5206\u949f\u3002\u53ef\u77e5\uff1a180\u5206\u949f\u7532\u5b8c\u621030\u4e2a\uff0c\u4e59\u5b8c\u621036\u4e2a\uff0c\u4e19\u5b8c\u621040\u4e2a\u3002\u6240\u4ee5\u5c061590\u4e2a\u96f6\u4ef6\u6309\u716730\uff1a36\uff1a40=15\uff1a18\uff1a20\u5206\u914d\u5c31\u53ef\u4ee5\u5728\u76f8\u540c\u7684\u65f6\u95f4\u5185\u5b8c\u6210\u3002
\u5e94\u5206\u914d\u7532\uff1a450\u4e2a\u96f6\u4ef6\uff1b\u5e94\u5206\u914d\u4e59\uff1a540\u4e2a\u96f6\u4ef6\uff1b\u5e94\u5206\u914d\u4e19\uff1a600\u4e2a
15\u3001\u4e00\u67b6\u98de\u673a\u6240\u5e26\u7684\u71c3\u6cb9\u6700\u591a\u53ef\u4ee5\u98de6\u5c0f\u65f6\uff0c\u98de\u51fa\u65f6\u987a\u98ce\uff0c\u6bcf\u5c0f\u65f6\u98de\u884c1500\u5343\u7c73\uff0c\u98de\u56de\u65f6\u9006\u98ce\uff0c\u6bcf\u5c0f\u65f6\u98de\u884c1200\u5343\u7c73\uff0c\u8fd9\u67b6\u98de\u673a\u6700\u591a\u98de\u884c\u591a\u5c11\u5343\u7c73\u5c31\u5e94\u5f80\u56de\u98de\uff1f
\u89e3\uff1a\u8bbe\u8fd9\u67b6\u98de\u673a\u6700\u591a\u98de\u884cX\u5343\u7c73\u5c31\u5e94\u5f80\u56de\u98de\u3002
X/1500+X/1200=6
\u53ef\u77e5\uff1aX=4000
16\u3001\u7532\u73ed\u5b66\u751f\u4eba\u6570\u76843/10\u7b49\u4e8e\u4e59\u73ed\u5b66\u751f\u4eba\u6570\u76842/5\uff0c\u4e24\u73ed\u5171\u6709\u5b66\u751f105\u4eba\uff0c\u7532\u3001\u4e59\u4e24\u73ed\u5404\u6709\u591a\u5c11\u4eba\uff1f
\u7532\u73ed\u5b66\u751f\u4eba\u6570\u76843/10\u7b49\u4e8e\u4e59\u73ed\u5b66\u751f\u4eba\u6570\u76842/5\uff0c\u53ef\u77e5\u7532\u4e59\u4e24\u73ed\u7684\u4eba\u6570\u6bd4\u4e3a\uff1a2/5\uff1a3/10=4\uff1a3
105\u4eba\u6309\u6bd4\u4f8b\u5206\u914d\uff1a\u7532\u73ed60\u4eba\uff0c\u4e59\u73ed45\u4eba\u3002
17\u3001 \u5e08\u5f92\u4fe9\u4eba\u5171\u52a0\u5de5\u96f6\u4ef684\u4e2a\uff0c\u5f92\u5f1f\u52a0\u5de5\u96f6\u4ef6\u6570\u76841/5\u6bd4\u5e08\u5085\u76841/4\u5c113\u4e2a\uff0c\u5e08\u5f92\u4fe9\u4eba\u5404\u52a0\u5de5\u96f6\u4ef6\u591a\u5c11\u4e2a\uff1f
\u89e3\uff1a\u8bbe\u5e08\u5085\u52a0\u5de5X\u4e2a\u96f6\u4ef6\uff0c\u90a3\u4e48\u5f92\u5f1f\u52a0\u5de5\uff0884-X\uff09\u4e2a\u96f6\u4ef6\uff0c
1/4X-\uff0884-X\uff09\u00d71/5=3
\u53ef\u77e5\uff1aX=44 84-X=40
18\u3001\u7231\u8fbe\u82b1\u56ed\u5c0f\u5b66\u90e8\u5206\u5b66\u751f\u4e3a\u793e\u533a\u670d\u52a1\uff0c\u5176\u4e2d\u7537\u751f\u4eba\u6570\u662f\u5973\u751f\u4eba\u6570\u76842/3\uff0c\u540e\u6765\u53c8\u67093\u540d\u7537\u751f\u53c2\u52a0\uff0c\u67093\u540d\u5973\u751f\u6709\u4e8b\u79bb\u5f00\uff0c\u8fd9\u65f6\u7537\u751f\u4eba\u6570\u662f\u5973\u751f\u76843/4\u3002\u539f\u6765\u53c2\u52a0\u793e\u533a\u670d\u52a1\u7684\u7537\u3001\u5973\u751f\u5404\u6709\u591a\u5c11\u4eba\uff1f
3\u00f7\uff083/7-2/5\uff09=105\uff08\u4eba\uff09 \u628a105\u4eba\u6309\u71672\uff1a3\u7684\u6bd4\u4f8b\u5206\u914d\uff0c\u539f\u6765\u53c2\u52a0\u793e\u533a\u670d\u52a1\u7684\u7537\u751f42\u4eba\uff1b\u5973\u751f63\u4eba\u3002
19\u3001\u98df\u5802\u65b0\u8d2d\u8fdb\u5927\u7c73\u548c\u9762\u7c89\u5171\u6709100\u5343\u514b\uff0c\u5df2\u77e5\u5927\u7c73\u76841/3\u6bd4\u9762\u7c89\u76843/10\u591affice:smarttags" />9\u5343\u514b\uff0c\u5927\u7c73\u548c\u9762\u7c89\u5404\u6709\u591a\u5c11\u5343\u514b\uff1f
\u89e3\uff1a\u8bbe\u5927\u7c73X\u5343\u514b\uff0c\u90a3\u4e48\u9762\u7c89\uff08100-X\uff09\u5343\u514b\u3002
1/3X-\uff08100-X\uff09\u00d73/10=9
\u53ef\u77e5\uff1aX=1170/19 100-X=730/19
20\u3001\u67d0\u5c0f\u5b663/5\u7684\u5b66\u751f\u662f\u5973\u751f\uff0c\u65b0\u5b66\u671f\u5b66\u6821\u53c8\u8f6c\u6765258\u540d\u5b66\u751f\uff0c\u4f7f\u5973\u751f\u589e\u52a0\u4e861/3\uff0c\u800c\u7537\u751f\u6b63\u597d\u7ffb\u4e00\u500d\u3002\u539f\u6765\u5b66\u6821\u5171\u6709\u591a\u5c11\u540d\u5b66\u751f\uff1f
\u67d0\u5c0f\u5b663/5\u7684\u5b66\u751f\u662f\u5973\u751f\uff0c\u8bf4\u660e\u5973\u751f\u4e3a3\u4efd\uff0c\u7537\u751f\u4e3a2\u4efd\uff0c
\u8f6c\u6765\u5b66\u751f\u540e\uff0c\u5973\u751f\u589e\u52a0\u4e861/3\u53d8\u4e3a4\u4efd\uff0c\u800c\u7537\u751f\u6b63\u597d\u7ffb\u4e00\u500d\uff0c\u4e5f\u53d8\u4e3a4\u4efd\u3002
258\u00f73=86\uff08\u4eba\uff09 86\u00d75=430\uff08\u4eba\uff09
21\u3001 \u5546\u5e97\u8fdb\u4e86\u4e00\u6279\u6c34\u679c\uff0c\u7b2c\u4e00\u5929\u5356\u51fa30%\uff0c\u7b2c\u4e8c\u5929\u5356\u51fa150\u5343\u514b\uff0c\u6bd4\u7b2c\u4e00\u5929\u591a\u5356\u51fa20%\u3002\u8fd9\u6279\u6c34\u679c\u6709\u591a\u5c11\u5343\u514b\uff1f
150\u00f7\uff0830%+20%\uff09=300\uff08\u5343\u514b\uff09
22\u3001\u7532\u4e59\u4e24\u4eba\u540c\u65f6\u4ece\u4e24\u5730\u76f8\u5411\u800c\u884c\uff0c\u5728\u8ddd\u79bb\u4e2d\u70b9ffice:smarttags" />40\u7c73\u5904\u76f8\u9047\uff0c\u5df2\u77e5\u7532\u884c\u4e86\u5168\u7a0b\u768455%\u3002\u7532\u884c\u4e86\u591a\u5c11\u5343\u7c73\uff1f
40\u00d72\u00f7\uff3b55%-\uff081-55%\uff09\uff3d=800\uff08\u7c73\uff09 800\u00d755%=440\uff08\u7c73\uff09
23\u3001\u5c0f\u660e\u7684\u5988\u5988\u53bb\u5e74\u7684\u516b\u6708\u4efd\u5de5\u8d44\u6536\u5165\u6263\u96641000\u5143\u540e\uff0c\u63095%\u7684\u7a0e\u7387\u7f34\u7eb3\u4e2a\u4eba\u6240\u5f97\u7a0e15\u5143\u3002\u5c0f\u660e\u7684\u5988\u5988\u53bb\u5e74\u516b\u6708\u4efd\u5de5\u8d44\u6536\u5165\u591a\u5c11\u5143\uff1f
15\u00f75%+1000=1300\uff08\u5143\uff09
24\u3001\u7532\u8239\u7684\u8f7d\u8d27\u91cf\u6bd4\u4e59\u8239\u7684\u8f7d\u8d27\u91cf\u591a25%\uff0c\u7532\u3001\u4e59\u4e24\u8239\u5171\u8f7d\u8d273600\u5428\u3002\u7532\u3001\u4e59\u4e24\u8239\u5404\u8f7d\u8d27\u591a\u5c11\u5428\uff1f
\u4e59\u8239\uff1a3600\u00f7\uff081+25%+1\uff09=1600\uff08\u5428\uff09 3600-1600=2000\uff08\u5428\uff09
25\u3001\u5f20\u5927\u592b\u7ed9\u75c5\u4eba\u770b\u75c5\uff0c\u9700\u898175%\u7684\u9152\u7cbe\uff0c\u73b0\u5728\u670995%\u7684\u9152\u7cbe18\u5343\u514b\uff0c\u9700\u8981\u52a0\u6c34\u591a\u5c11\u5343\u514b\uff1f
18\u00d795%\u00f775%-18=4.8\uff08\u5343\u514b\uff09
\u9972\u517b\u573a\u6709\u9e21240\u53ea\u3002\u9e2d\u6bd4\u9e21\u7684\u53ea\u6570\u591a5\u5206\u4e4b2\uff0c\u9e2d\u6709\u591a\u5c11\u53ea\uff1f
240+240\u00d75\u5206\u4e4b2=336\uff08\u53ea\uff09
OK~~~~~
光明小学低年级有240人，中年级人数是低年级的7/9，高年纪人数是中年级的2/3，高年纪有多少人？？
240×7/9÷2/3
＝240×7/9×3/2
＝280（人）
列式计算
4/3的6/7比它的1/2多多少？
4/3×6/7－4/3×1/2
＝8/7－2/3
＝10/21
绛旓細24銆佷竴涓暟鐨 涓庤繖涓暟鐨 鐨勫拰姣旇繖涓暟澶44锛岀悆杩欎釜鏁帮紵25銆佷竴杈嗘苯杞︿粠鐢插湴寮寰涔欏湴锛岃浜嗗叏绋嬬殑 锛岀涓偣杩樻湁5鍗冪背锛岀悆鐢蹭箼涓ゅ湴鐩歌窛澶氳繙锛26銆佷竴杈嗘苯杞︿粠鐢插湴寮寰涔欏湴锛岃浜嗗叏绋嬬殑 灏15鍗冪背锛屽張琛屼簡鍏ㄧ▼鐨 灏卞埌杈句箼鍦帮紝姹傜敳涔欎袱鍦扮殑璺▼銆27銆佷慨涓鏉¤矾锛屽凡淇簡403绫筹紝娌′慨鐨勬瘮杩欐潯璺殑 澶...
绛旓細涓夊勾绾ф牻鏍210妫碉紝浜屽勾绾ф牻鐨勬槸涓夊勾绾х殑涓夊垎涔嬩竴锛屼竴骞寸骇鏍50妫碉紝杩欎笁涓勾绾т竴鍏辨牻澶氬皯妫碉紵210锛210脳1/3锛50 锛210锛70锛50 锛330(妫)绛:杩欎笁涓勾绾т竴鍏辨牻330妫点
绛旓細楗插吇鍦烘湁楦240鍙傞腑姣旈浮鐨勫彧鏁板5鍒嗕箣2锛岄腑鏈夊灏戝彧锛240+240脳5鍒嗕箣2=336锛堝彧锛塐K~~~鍙傝冭祫鏂欙細涓鐐归
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绛旓細鐢3鍒嗕箣161kg鍑忓幓5鍒嗕箣144kg,寰楀埌涓鍗婃按鏋滈噸15鍒嗕箣373KG锛屼箻浠2寰楀埌姘存灉閲15鍒嗕箣746kg.鐢3鍒嗕箣161kg鍑忓幓15鍒嗕箣746KG锛屾眰寰楁按鏋滅瓙閲15鍒嗕箣59KG
绛旓細鍏夋槑灏忓浣庡勾绾ф湁240浜猴紝涓勾绾т汉鏁版槸浣庡勾绾х殑7/9锛岄珮骞寸邯浜烘暟鏄腑骞寸骇鐨2/3锛岄珮骞寸邯鏈夊灏戜汉锛燂紵 240脳7/9梅2/3 锛240脳7/9脳3/2 锛280锛堜汉锛 鍒楀紡璁＄畻 4/3鐨6/7姣斿畠鐨1/2澶氬灏戯紵 4/3脳6/7锛4/3脳1/2 锛8/7锛2/3 锛10/21 鐧鍒嗘暟涓庡垎鏁鐨勫尯鍒剰涔変笉鍚岋紝鐧惧垎鏁板彧琛ㄧず涓...
绛旓細1銆佺敳涔欎袱涓粨搴撳悇鏈変竴浜涚伯椋,浠庣敳浠撳簱杩愬嚭鍥涘垎涔嬩竴鍒颁箼浠撳簱鍚,鍙堜粠涔欎粨搴撹繍鍑哄洓鍒嗕箣涓鍒扮敳浠撳簱,杩欐椂鐢蹭箼涓や粨搴撳悇鏈夌伯椋90鍚.鍘熸潵鐢蹭箼涓や粨搴撳悇鏈夌伯椋熷灏戝惃?90梅锛1-1/4锛=120(鍚)90-120x1/4=60(鍚)60梅锛1-1/4)=80锛堝惃锛90x2-80=100(鍚 绛旓細鐢蹭粨搴撴湁80鍚,涔欎粨搴撴湁100鍚 2銆...
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绛旓細1銆 灏忔槑瀹舵湰鏈堢敤姘15鍚紝姣旇鍒掕妭绾︿簡3鍚紝鑺傜害浜嗗嚑鍒嗕箣鍑狅紵2銆 涓浣嶇摐鍐滆繍鍒伴泦甯40涓タ鐡滐紝涓婂崍鍗栨帀浜25涓紝闂崠浜嗗嚑鍒嗕箣鍑狅紵鍓╀笅鍑犲垎涔嬪嚑锛熷崠鐨勬瘮鍓╃殑澶氬嚑鍒嗕箣鍑狅紵鍓╃殑姣斿崠鐨勫皯鍑犲垎涔嬪嚑锛3銆 涓琚嬪ぇ绫100鍗冨厠锛岀涓澶╁悆浜嗘暣琚嬪ぇ绫崇殑 锛岀浜屽ぉ鍚冧簡绗竴澶╃殑 锛岀浜屽ぉ鍚冧簡澶氬皯鍗冨厠锛...
