> 数学 >
49又50/49乘50怎么简便运算
人气:416 ℃ 时间:2020-05-15 19:00:03
解答
49又50/49乘50
=(50-50/1)×50
=50×50-50/1×50
=2500-1
=2499
推荐
猜你喜欢
© 2026 79432.Com All Rights Reserved.
电脑版|手机版