亲们下午好请帮我解答2-3⼀4+5⼀6的简便过程?

2024-12-31 21:50:59
推荐回答(1个)
回答1:

2-3/4+5/6
=2-9/12+10/12
=2+(10/12-9/12)
=2+1/12
=2又1/12