5.68乘以0.99加0.0568的简便计算

问题描述:

5.68乘以0.99加0.0568的简便计算

5.68×0.99+0.0568
=5.68×0.99+5.68×0.01
=5.68×(0.99+0.01)
=5.68×1
=5.68