四年级数学下册5.9《优化》课件3北师大版.ppt

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优化,你认为小明会怎样安排这些事情?,只需要:1+1+8+1=11(分),1,2,6,6,3,12,9,15,18,21,24,怎样才能尽快吃上饼?,周末,爸爸妈妈答应带淘气到海洋公园玩,下面是出发之前要做的几件事。,淘气一家最快多少分后就能到达海洋公园?,3+10+20=33(分),今天,你学习到了什么?,统筹方法,人之可贵在于能创造性地思维。 华罗庚,

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