[1-(0.8-0.55)]÷0.6的简便方法
问题描述:
[1-(0.8-0.55)]÷0.6的简便方法
答
[1-(0.8-0.55)]÷0.6=[1-0.25]÷0.6=[1-1/4]÷(3/5)=3/4X5/3=5/4=1.25
[1-(0.8-0.55)]÷0.6的简便方法
[1-(0.8-0.55)]÷0.6=[1-0.25]÷0.6=[1-1/4]÷(3/5)=3/4X5/3=5/4=1.25