简算:2.97÷1.25÷0.8
问题描述:
简算:2.97÷1.25÷0.8
答
2.97÷(1.25×0.8)
=2.97÷1
=2.97
答
先化成分数吧,2.97化成(3-0.03)
答
原式=2.97÷(1.25X0.8)=2.97÷1=2.97
答
=2.97/(1.25*0.8)=2.97/1=2.97
答
利用结合律
2.97÷1.25÷0.8
=2.97÷(1.25x0.8)
=2.97÷1
=2.97
答
简算:2.97÷1.25÷0.8
解,得:
==2.97/(1.25*0.8)
==2.97/1
==2.97