1.75*8-8简便计算
问题描述:
1.75*8-8简便计算
答
=8*(1.75-1)
=2*4*0.75
=1.5*4
=6
1.75*8-8简便计算
=8*(1.75-1)
=2*4*0.75
=1.5*4
=6