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0.5*0.8*0.2*1.25*0.4*2.5怎么算
题目是巧思妙想
人气:372 ℃ 时间:2020-04-05 07:39:57
解答
0.5*0.8*0.2*1.25*0.4*2.5
=0.5*0.2*1.25*0.8*0.4*2.5
=0.1*1*1
=0.1
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