19⼀3 1⼀7 2⼀3等于几分之几结果以带分数的形式作答?

2025-03-23 16:02:02
推荐回答(1个)
回答1:

19/3+1/7+2/3
= 19/3+2/3+1/7
=21/3+1/7
=7+1/7
=7又1/7