32.4×0.63+3.24×3.7+32.4 = = = 的简便运算

分类: 作业答案 • 2021-12-28 15:42:29

问题描述：

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