4.12除以0.25-0.12乘以4(简便运算)4.12除以0.25-0.12乘以4(简便运算)

问题描述:

4.12除以0.25-0.12乘以4(简便运算)4.12除以0.25-0.12乘以4(简便运算)
1个回答 分类:数学 2014-10-11

问题解答:

我来补答
=4.12×4-0.12×4
=(4.12-0.12)×4
=4×4
=16
 
 
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