简算:2.97÷1.25÷0.8

来源:学生作业帮助网 编辑:六六作业网 时间:2024/11/23 22:47:40
简算:2.97÷1.25÷0.8简算:2.97÷1.25÷0.8简算:2.97÷1.25÷0.8利用结合律2.97÷1.25÷0.8=2.97÷(1.25x0.8)=2.97÷1=2.97=2.97/

简算:2.97÷1.25÷0.8
简算:2.97÷1.25÷0.8

简算:2.97÷1.25÷0.8
利用结合律
2.97÷1.25÷0.8
=2.97÷(1.25x0.8)
=2.97÷1
=2.97

=2.97/(1.25*0.8)=2.97/1=2.97

2.97÷(1.25×0.8)
=2.97÷1
=2.97

简算:2.97÷1.25÷0.8
解,得:
==2.97/(1.25*0.8)
==2.97/1
==2.97

原式=2.97÷(1.25X0.8)=2.97÷1=2.97

先化成分数吧,2.97化成(3-0.03)