225÷ 3.75÷3.75怎样简算

问题描述:

225÷ 3.75÷3.75怎样简算
1个回答 分类:综合 2014-10-16

问题解答:

我来补答
=(15×15)÷[(15×0.25)×(15×0.25)]
=(15×15)÷(15×15)÷(0.25×0.25)
=1÷(0.25×0.25)
=4×4÷(4×0.25×4×0.25)
=16÷1
=16
 
 
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