简算 7.2除以0.25+2.8乘以4.
简算 7.2除以0.25+2.8乘以4.
25.6乘以0.4除以0.25简算
7.3除以4+2.7乘以0.25简算,要原因
24乘以12.5减12.5除以0.25
【1.9+19%乘以(4.8-2.4)】除以(53乘以0.25+30.6乘以0.25)=?
(1.25乘以2.7乘以5.7)除以(8.1乘以0.25乘以1.9)简便合理的方法计算
7.2除以0.625减2.8乘以0.625可以简便计算吗?怎样算呢?
78.4除以【 】除以35=0.4 6乘以【 】除以11=7.2
0.25+0.7)除以0.25乘以250% 简便计算
25.2除以7.2乘以0.8的简算
23.24除以2.8-7.5乘以0.8怎么用简便算法?
27.62乘以45+12.38除以45分之1=简算