5.6/1.25/0.8/2.5/0.4咋么简便计算?

问题描述:

5.6/1.25/0.8/2.5/0.4咋么简便计算?

5.6÷1.25÷0.8÷2.5÷0.4
=5.6÷(1.25×0.8)÷(2.5×0.4)
=5.6÷1÷1
=5.6