7.32*4.8+0.52*73.2简便运算
问题描述:
7.32*4.8+0.52*73.2简便运算
答
7.32*4.8+0.52*73.2
=7.32*4.8+5.2*7.32
=7.32*(4.8+5.2)
=7.32*10
=73.2