11⼀15+7⼀8-(11⼀15-1⼀8)简便计算

2025-03-13 09:25:43
推荐回答(1个)
回答1:

11/15+7/8-(11/15-1/8)
=11/15+7/8-11/15+1/8
=11/15-11/15+(7/8+1/8)
=1