计算下面各题.怎样简算怎样算.

问题描述:

计算下面各题.怎样简算怎样算.
3.75x4又5分之2+1.6x3又4分之3

3.75x4又5分之2+1.6x3又4分之3
=3.75x4.4+1.6x3.75
=3.75x(4.4+1.6)
=3.75x6
=22.5