问题描述: 32.4×0.63+3.24×3.7+32.4 = = = 的简便运算 1个回答 分类:数学 2014-12-06 问题解答: 我来补答 32.4×0.63+3.24×3.7+32.4=32.4×0.63+32.4×0.37+32.4=32.4×(0.63+0.37+1)=32.4×2=64.8 展开全文阅读