-2又1/2减(7/9-11/12+1/6)×36}除以5
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/22 08:39:47
![-2又1/2减(7/9-11/12+1/6)×36}除以5](/uploads/image/z/642213-45-3.jpg?t=-2%E5%8F%881%2F2%E5%87%8F%287%2F9-11%2F12%2B1%2F6%29%C3%9736%7D%E9%99%A4%E4%BB%A55)
-2又1/2减(7/9-11/12+1/6)×36}除以5
-2又1/2减(7/9-11/12+1/6)×36}除以5
-2又1/2减(7/9-11/12+1/6)×36}除以5
-2又1/2减(7/9-11/12+1/6)×36}除以5
=-2.5-(7/9x36-11/12x36+1/6x36)÷5
=-2.5-(28-33+6)÷5
=-2.5-1÷5
=-2.5-0.2
=-2.7
-7/10