> 数学 >
0.25成24简便计算
人气:113 ℃ 时间:2020-03-29 19:18:10
解答
=0.25×4×6
=1×6
=6=0.75×4.3+0.35×4.3-4.3
=(0.75+0.35-1)×4.3
=0.1×4.3
=0.43
推荐
猜你喜欢
© 2024 79432.Com All Rights Reserved.
电脑版|手机版