6⼀7+1⼀6-(3⼀8-1⼀7)(用分数计算)

2024-11-28 06:58:33
推荐回答(4个)
回答1:

6/7+1/6-(3/8-1/7)
=(6/7+1/7) +1/6-3/8
= 1 + (4-9)/24
=1 - 5/24
=19/24

回答2:

133/168

回答3:

=6/7+1/6-3/8+1/7
=1+1/6-3/8
=19/24

回答4:

10/21