0.75乘4.75加4又4分之3加4又4分之3乘4.25等于几

问题描述:

0.75乘4.75加4又4分之3加4又4分之3乘4.25等于几
1个回答 分类:综合 2014-10-28

问题解答:

我来补答
0.75乘4.75加4又4分之3加4又4分之3乘4.25
=0.75×4.75+4.75+4.75×4.25
=4.75×﹙0.75+1+4.25)
=4.75×6
=28.5
 
 
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