作业帮2.75-[（-1/2）-（-5/6）+（-3/8）] +4又2/3=?
来源：学生作业帮助网 编辑：作业帮 时间：2024/05/01 20:49:29
![2.75-[（-1/2）-（-5/6）+（-3/8）] +4又2/3=?](/uploads/image/z/4323750-6-0.jpg?t=2.75-%5B%EF%BC%88-1%2F2%EF%BC%89-%EF%BC%88-5%2F6%EF%BC%89%2B%EF%BC%88-3%2F8%EF%BC%89%5D+%2B4%E5%8F%882%2F3%3D%3F)
2.75-[（-1/2）-（-5/6）+（-3/8）] +4又2/3=?
2.75-[（-1/2）-（-5/6）+（-3/8）] +4又2/3=?
2.75-[（-1/2）-（-5/6）+（-3/8）] +4又2/3=?
2.75-[（-1/2）-（-5/6）+（-3/8）] +4又2/3
=4分之11-[（-1/2）+5/6 - 3/8）] +3分之14
=11/4-（-1/24）+14/3
=66/24+1/24+112/24
=179/24