> 数学 >
一道数学题,
7.61x9.9+0.761能简算吗?
人气:487 ℃ 时间:2019-12-01 08:04:40
解答
7.61x9.9+0.761
=7.61×9.9+7.61×0.1
=7.61×(9.9+0.1)
=7.61×10
=76.1
推荐
猜你喜欢
© 2024 79432.Com All Rights Reserved.
电脑版|手机版