8-3⼀7-4⼀7简便计算?

2025-04-06 22:47:23
推荐回答(2个)
回答1:

简便计算
8-3/7-4/7
=8-(3/7+4/7)
=8-1
=7

回答2:

8-3/7-4/7
=8-(3/7+4/7)
=8-1
=7