> 数学 >
8.85×9.8+0.885+0.885 = ? 简便计算
人气:403 ℃ 时间:2020-06-10 15:49:08
解答
8.85×9.8+0.885+0.885
=0.885×98+0.885+0.885
=0.885×(98+1+1)
=0.885×100
=88.5
推荐
猜你喜欢
© 2026 79432.Com All Rights Reserved.
电脑版|手机版