> 数学 >
11/8-(2/3-1/4)
人气:245 ℃ 时间:2020-04-23 07:28:08
解答
11/8-(2/3-1/4)
=11/8-(6/12-3/12)
= 11/8-3/12
= 11/8- 2/8
= 9/8
推荐
猜你喜欢
© 2026 79432.Com All Rights Reserved.
电脑版|手机版