7.2*61又3\10+73.8*2又5\4

来源:学生作业帮助网 编辑:作业帮 时间:2024/05/07 06:51:58
7.2*61又3\10+73.8*2又5\4

7.2*61又3\10+73.8*2又5\4
7.2*61又3\10+73.8*2又5\4

7.2*61又3\10+73.8*2又5\4
7.2*61又3\10+73.8*2又5\4
=7.2*613/10+73.8*13/4
=441.36+239.85
=681.21