9⼀11×11⼀15=多少?6⼀7×4⼀27=多少?

2025-04-09 07:20:59
推荐回答(2个)
回答1:

9/11×11/15
=9/15
=3/5
6/7×4/27
=2/7×4/9
=8/63

回答2:

9/11×11/15 = 9/15 = 3/5
6/7 × 4/27 = 8/63