3.25*4.8+32.5*0.52怎么简便记算(要步骤)
问题描述:
3.25*4.8+32.5*0.52怎么简便记算(要步骤)
答
3.25*4.8+32.5*0.52
=3.25*4.8+3.25*5.2
=3.25*(4.8+5.2)
=3.25*10
=32.5