7⼀9-2⼀9-3⼀9等于几分之几?

2024-11-22 09:13:40
推荐回答(2个)
回答1:

7/9-2/9-3/9等于9分之2
解析:
7/9-2/9-3/9
=5/9-3/9
=2/9

回答2:

7/9一2/9一3/9二2/9