(6025加79乘以6025)除以0.5
(6025加79乘以6025)除以0.5
18.75减0.23乘以2减4.54和(4.2加4.2除以2.1)除以0.2和0.5乘以【(0.09加1.29)除以0.
1200乘以5加1800乘以15加2500乘以4加3000乘以2加5000除以27等于?
6.25加上79乘以6.25的和除以0.5
10除以8加3.96乘以12.5%加2.04乘以16分之2
14加[0.8乘以0.375加(10.5减三角形)乘以3]除以0.3=100
1.3乘以35%加70%除以7分之20
95.6乘以8加0.4除以0.125的简便算法
2.5乘以2.85加0.25除以23分之2
920除以40加23乘以99等于几?
375加450除以18乘以25是什么运算率
7218除以18加107乘以54怎么简便计算