一同色拉油连55.1千克，用去一半后连桶重30.1千克，油重桶重多少千克，桶重多少千克， 一桶油连桶重10.8千克，用去一半后，连桶重5.7千克，桶重...
\u4e00\u6876\u8272\u62c9\u6cb9\u8fde\u6876\u91cd55.1\u5343\u514b\uff0c\u7528\u53bb\u4e00\u534a\u540e\u8fde\u6876\u91cd30.1\u5343\u514b\uff0c\u6cb9\u91cd\u591a\u5c11\u5343\u514b\uff1f\u6876\u91cd\u591a\u5c11\u5343\u514b\uff1f\u89e3\uff1a\u534a\u6876\u6cb9\u91cd 55.1-30.1=25\uff08\u5343\u514b\uff09
\u4e00\u6876\u6cb9\u91cd 25\u00d72=50\uff08\u5343\u514b\uff09
\u6876\u91cd 55.1-50=5.1\uff08\u5343\u514b\uff09
\u8fd9\u5c31\u662f\u4e00\u4e2a\u601d\u7ef4\u6a21\u5f0f\u7684\u95ee\u9898\uff0c2\u4e2a\u5df2\u77e5\u6761\u4ef6\uff0c\u4e00\u8fde\u6876\u603b\u8d28\u91cf10.8\u5343\u514b\uff0c\u534a\u6876\u6cb9\u52a0\u6876\u7684\u8d28\u91cf5.7\u5343\u514b\uff0c\u5e94\u8fd9\u6837\u601d\u8003\uff0c\u534a\u6876\u6cb9\u52a0\u6876\u7684\u8d28\u91cf*2,\u5f97\u5230\u7684\u662f\u4ec0\u4e48\u5462\uff0c\u7ed3\u679c\u662f\uff08\u534a\u6876\u6cb9\u7684\u8d28\u91cf+\u534a\u6876\u6cb9\u7684\u8d28\u91cf\uff09\u518d\u52a0\u4e0a2\u4e2a\u6876\u7684\u8d28\u91cf\uff0c\u4e00\u5171\u662f5.7*2=11.4\u5343\u514b\uff0c\u90a3\u4e48\u752811.4\u5343\u514b-10.8\u5343\u514b\u5f97\u5230\u7684\u5c31\u662f\u6876\u7684\u8d28\u91cf\uff0c\u6876\u7684\u8d28\u91cf\u662f0.6\u5343\u514b\uff0c\u518d\u752810.8\u5343\u514b-0.6\u5343\u514b\uff0c\u5f97\u5230\u7684\u5c31\u662f\u6cb9\u7684\u8d28\u91cf\u3002
\u89e3\uff1a
\u8bbe\u6cb9\u91cdX\u5343\u514b\uff0c\u6876\u91cdY\u5343\u514b\uff0c\u5219X+Y=10.8\uff0c½X+Y=5.7 \u89e3\u5f97X=10.2\uff0cY=0.6
(55.1-30.1)x2
=25x2
=50(千克）
桶重：
55.1-50=5.1(千克)
绛旓細娌归噸锛(55.1-30.1)x2 =25x2 =50(鍗冨厠锛夋《閲嶏細55.1-50=5.1(鍗冨厠)
绛旓細锛55.1-30.1锛壝2=25脳2=50锛堝崈鍏嬶級55.1-50=5.1锛堝崈鍏嬶級绛旓細娌归噸50鍗冨厠锛妗堕噸5.1鍗冨厠锛
绛旓細娌归噸锛(55.1-30.1)x2 =25x2 =50(鍗冨厠锛夋《閲嶏細55.1-50=5.1(鍗冨厠)
绛旓細55.1锛30.1锛25锛鍗冨厠锛夋补閲 25脳2锛50锛堝崈鍏嬶級妗堕噸 55.1锛50锛5.1锛堝崈鍏嬶級
绛旓細瑙ｏ細鍗婃《娌归噸 55.1-30.1=25锛鍗冨厠锛変竴妗舵补閲 25脳2=50锛堝崈鍏嬶級妗堕噸 55.1-50=5.1锛堝崈鍏嬶級
绛旓細(55.1-30.1)*2=50 55.1-50=5.1
绛旓細涓鍗婃补閲55.1-30.1=25kg 娌归噸25*2=50kg 妗堕噸55.1-50=5.1kg
绛旓細妗堕噸锛30.1 x 2 -55.1=5.1鍗冨厠 娌归噸锛55.1 - 5.1 = 50鍗冨厠
绛旓細1銆佹补鐨勯噸閲忔槸锛55.1-30.1锛壝2=50kg 妗剁殑閲嶉噺鏄55.1-50=5.1kg 2銆佽娌规槸x鍗冨厠 55.1-锛1/2锛墄=30.1 x=50kg 绛旓細娌规槸50kg锛屾《鏄55.1-50=5.1kg
绛旓細1锛氳兘鎴垚5娈碉紝鍏辩敤8鍒嗛挓銆傚洜涓1绫=100鍘樼背 鎵浠2绫=200鍘樼背 200闄や互40灏辩瓑浜5锛堟锛夊洜涓烘埅鎴5娈垫椂鍏辨埅浜嗗洓娆★紝鎵浠ョ敤浜2*4=8锛堝垎閽燂級2锛55.1-30.1=25锛鍗冨厠锛 锛堜负鐢ㄥ幓鐨勯偅涓鍗婃补鐨勮川閲忥級鎵浠ユ补鎬婚噸涓猴細25*2=50锛堝崈鍏嬶級鎵浠ユ《閲嶄负锛55.1-50=5.1锛堝崈鍏嬶級...
