2.25×3/5+2.75÷1又2/3+60%

来源：学生作业帮助网编辑：六六作业网时间：2024/11/25 04:50:41

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/

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