100*(1/2)*99*(1/2)

问题描述:

100*(1/2)*99*(1/2)
1个回答 分类:数学 2014-11-13

问题解答:

我来补答
100*(1/2)*99*(1/2)
=100*99*(1/2)*(1/2)
=100*99*(1/4)
=25*99
=25*(100-1)
=2500-25
=2475.
 
 
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