ldcf.net
当前位置:首页 >> (╳)÷4.5=20 >>

(╳)÷4.5=20

18÷4.5÷20简便计算 =18÷(4.5x20) =18÷90 =0.2

4.5X4.5÷4.5×4.5 =(4.5÷4.5)×(4.5×4.5) =1÷20.25 =20.25

38÷1.3,3.62╳0.06的竖式计算分别如下:

2又20分之7÷[5又4分之3-4.5×(20%+3分之1)] =2又20分之7÷(5又4分之3-4.5×20% - 4.5x3分之1) =2.35÷(5.75-0.9-1.5) =2.35÷3.35 =47/67

20.7÷4.5=4.6 4.6 ————— 45 )207 180 ————— 270 270 ————— 0

20÷7=多少竖式

2.05÷4.5 =20.5÷45 =0.45(5上面点个点,表示5循环) 竖式见图:

简便方法: 4.5×4.5÷4.5×4.5 =4.5÷4.5×(4.5×4.5) =1×20.25 =20.25

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