73×74/75简便计算

2024-11-28 13:49:12
推荐回答(2个)
回答(1):

73×74/75
=73×(75-1)/75
=73×75/75 - 73/75
=73- 73/75
=72又2/75

回答(2):

(74-1)74/(74+1)