4*0.6+13/25*0.4+13/25*0.6简算简算,谢

来源:学生作业帮助网 编辑:作业帮 时间:2024/05/09 09:15:02
4*0.6+13/25*0.4+13/25*0.6简算简算,谢

4*0.6+13/25*0.4+13/25*0.6简算简算,谢
4*0.6+13/25*0.4+13/25*0.6简算
简算,谢

4*0.6+13/25*0.4+13/25*0.6简算简算,谢
=4*0.6+13/25*(0.4+0.6)
=4*0.6+13*0.04
=4*0.6+4*0.13
=4*(0.6+0.13)
=4*0.73
=2.92

2.92

4*0.6+13/25*0.4+13/25*0.6=4*0.6+13/25*(0.4+0.6)=4*0.6+13/25=12/5+13/25=73/25

4*0.6+13/25*0.4+13/25*0.6=4*0.6+13/25*(0.4+0.6)
=2.4+0.52
=2.92