(15.32*4 4.68除以0.25)简便方法是什么?
问题描述:
(15.32*4 4.68除以0.25)简便方法是什么?
答
15.32*4+4.68÷0.25
=15.32x4+4.68x4
=(15.32+4.68)x4
=20x4
=80