2-15⼀16÷7⼀5÷4⼀3怎么简便

2025-02-26 00:06:56
推荐回答(1个)
回答1:

2-15/16÷7/5÷4/3
=2-15/16×5/7×3/4
=2-225/448
=1又223/225.