一本故事书160页,第一天看了四十分之七,她看了多少页? 解决问题一本故事书160页李玉的一天看了这本书的40分之7她...
\u4e00\u672c\u7ae5\u8bdd\u4e66\u4e00\u5171160\u9875,\u7b2c\u4e00\u5929\u770b\u4e86\u8fd9\u672c\u4e66\u768440\u5206\u4e4b7,\u4ed6\u770b\u4e86\u591a\u5c11\u9875?\u7b2c\u4e8c\u5929\u770b\u5f97\u9875\u6570\u662f\u7b2c\u4e00\u5929\u770b\u5f974\u7b2c\u4e00\u5929\u770b\u4e86160*\uff087/40\uff09=28\u9875\uff0c\u7b2c\u4e8c\u592928*\uff083/4\uff09=21\u9875\uff0c
\u4e24\u5929\u7684160*\uff087/40\uff09+160*\uff087/40\uff09*\uff083/4\uff09=49\u9875
\u7b2c\u4e00\u5929\uff1a160\u00d77/40=28\uff08\u9875\uff09
\u7b2c\u4e8c\u5929\uff1a28\u00d73/4=21\uff08\u9875\uff09
\u4e24\u5929\u4e00\u5171\uff1a28+21=49\uff08\u9875\uff09
\u7b54\uff1a\u7b2c\u4e8c\u5929\u770b\u4e8621\u9875\u3002\u4e24\u5929\u4e00\u5171\u770b\u4e8649\u9875\u3002
160X7/40=28页
绛旓細160脳锛14+25锛+1=160脳1320+1锛=104+1锛=105锛堥〉锛夛紟绛旓細搴斾粠绗 105椤电湅璧凤紟鏁呯瓟妗堜负锛105锛
绛旓細160脳锛 1 4 + 2 5 锛+1=160脳 13 20 +1锛=104+1锛=105锛堥〉锛夛紟绛旓細搴斾粠绗 105椤电湅璧凤紟鏁呯瓟妗堜负锛105锛
绛旓細160-160*1/8=140140*1/5=28 鏈洖绛旇鎻愰棶鑰呴噰绾 宸茶禐杩 宸茶俯杩< 浣犲杩欎釜鍥炵瓟鐨勮瘎浠锋槸? 璇勮 鏀惰捣 鏇村鍥炵瓟(1) 鍏朵粬绫讳技闂2015-02-05 涓鏈功160椤,灏忓崕绗竴澶璇讳簡鍏ㄤ功鐨 1 8 ... 2016-12-15 涓鏈綔鏂囦功鏈160椤,灏忔槑绗竴澶╄浜嗗叏涔︾殑1/8銆傜浜屽ぉ璇讳簡... 12 2014-10-07 涓鏈功160椤...
绛旓細160 脳 3/8脳2/3 = 160 脳 1/4 = 40 椤 绗簩澶╃湅浜 40 椤碉紝鐪嬩簡鍏ㄤ功鐨 1/4銆
绛旓細160/4*1=40 160-40=120 绛旓細鐪嬩簡120椤碉紝涔熷氨鏄暣鏈功鐨勫洓鍒嗕箣涓夈
绛旓細160脳锛1-8鍒嗕箣3-4鍒嗕箣1锛=60
绛旓細绗簩澶╃湅鐨勯〉闈=160*3/8*2/3=40椤 绗簩澶╃湅鐨勫崰鍏ㄤ功姣斾緥:40/160=1/4,鍗4鍒嗕箣涓.涓ゅぉ涓鍏鐪嬩簡=40+160*3/8=100椤
绛旓細160x2/5=64椤 64+1=65 绗2澶╁簲浠庣65椤电湅璧
绛旓細160-锛160涔樹簲鍒嗕箣涓+160涔25%锛
绛旓細杩樺墿涓2椤碉紝浠141椤靛紑濮嬬湅銆绗竴澶╃湅浜160鐨勫洓鍒嗕箣涓鏄40椤 绗簩澶╃湅浜嗗叏涔︾殑鐧惧垎涔嬩簲鏄100椤点傚垯鍓╀笅160-40-100=20椤 绗笁澶╀粠141椤靛紑濮嬬湅
