问题描述: 75乘0.56+32乘0.44-5.6乘4.3简便计算 1个回答 分类:数学 2014-11-22 问题解答: 我来补答 75×0.56+32×0.44-5.6×4.3=75×0.56-5.6×4.3+32×0.44=75×0.56-0.56×43+32×0.44=(75-43)×0.56+32×0.44=32×0.56+32×0.44=32×(0.56+0.44)=32×1=32 展开全文阅读