{(7⼀16-1⼀4)+15⼀16}÷1⼀2 咋算

2024-12-26 01:14:03
推荐回答(1个)
回答1:

{(7/16-1/4)+15/16}÷1/2
={3/16+15/16}÷1/2
=18/16÷1/2
= 9/4
=4分之9