列竖式计算(8⼀15-1⼀5)÷3

2025-03-13 06:30:36
推荐回答(2个)
回答1:

(8/15-1/5)÷3
=1/3÷3
=1/9

回答2:

列竖式计算
(8/15-1/5)÷3
=5/15÷3
=1/3×1/3
=1/9