> 数学 >
4/5×(5/3+2.5)-0.65/13/6简算
人气:212 ℃ 时间:2020-03-28 11:15:38
解答
4/5×(5/3+2.5)-0.65/13/6
=4/5×5/3+4/5×2.5-0.65×6/13
=4/3+2-0.3
=3又1/3-3/10
=3又1/30
推荐
猜你喜欢
© 2025 79432.Com All Rights Reserved.
电脑版|手机版