8888*7+1111*44用简便方法怎么算?
问题描述:
8888*7+1111*44用简便方法怎么算?
答
8888*7+1111*44
=1111*8*7+1111*44
=1111*56+1111*44
=1111*(56+44)
=1111*100
=1111001.2/【2.5*(4.3-2.7)】简便