5,36乘以8,8加0,536乘以12怎样简便计算
问题描述:
5,36乘以8,8加0,536乘以12怎样简便计算
答
5.36x8.8+0.536x12
=0.536x88+0.536x12
=0.536x(88+12)
=0.536x100
=53.6