shwq.net
当前位置:首页 >> 0.33x8.7 0.67×8.7%8.7的简便运算 >>

0.33x8.7 0.67×8.7%8.7的简便运算

原式 =0.33x8.7+0.67x8.7-8.7 =0.33x8.7+0.67x8.7-1x8.7 =(0.33+0.67-1)x8.7 =(1-1)x8.7 =0x8.7 =0

33x0.08十6.7x0.8、 =0.8*3.3+0.8*6.7 =0.8(3.3+6.7) =0.8*10 =8

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