[(8.7-7.5)÷0.2]×0.15的简便方法

问题描述:

[(8.7-7.5)÷0.2]×0.15的简便方法

[(8.7-7.5)÷0.2]×0.15
=(1.2÷0.2)×0.15
=6×0.15
=0.9
请点击下面的【选为满意回答】按钮.