7.5×6.1÷7.5×6.

来源:学生作业帮助网 编辑:作业帮 时间:2024/04/30 06:19:50
7.5×6.1÷7.5×6.

7.5×6.1÷7.5×6.
7.5×6.1÷7.5×6.

7.5×6.1÷7.5×6.
7.5×6.1÷7.5×6.1
=7.5÷7.5×6.1×6.1
=6.1×6.1
=37.21

37.21

可以用简单的方法先将6.1提出来

7.5*6.1/705*6.1
=7.5/7.5*6.1*6.1
=6.1*6.1
=37.21

依次算起走就是了