ldcf.net
当前位置:首页 >> 0.75成401用简便方法怎么算 >>

0.75成401用简便方法怎么算

0.75×401 =(400+1)×0.75 =400×0.75+1×0.75 =300+0.75 =300.75

网站首页 | 网站地图
All rights reserved Powered by www.ldcf.net
copyright ©right 2010-2021。
内容来自网络,如有侵犯请联系客服。zhit325@qq.com