2.25×3/5+2.75÷1又2/3+60%

来源:学生作业帮助网 编辑:作业帮 时间:2024/05/03 05:11:11
2.25×3/5+2.75÷1又2/3+60%

2.25×3/5+2.75÷1又2/3+60%
2.25×3/5+2.75÷1又2/3+60%

2.25×3/5+2.75÷1又2/3+60%
2.25×3/5+2.75÷1又2/3+60%
=2.25×3/5+2.75×3/5+3/5
=3/5×(2.25+2.75+1)
=3/5×6
=18/5