2又8分之三除以75%减去19分之2乘以0.38计算式怎样算
问题描述:
2又8分之三除以75%减去19分之2乘以0.38计算式怎样算
答
(2+3/8)/(75%)-(2/19)*0.38=(16/8+3/8)/(3/4)-(2/19)*(19/50)=(19/8)*(4/3)-1/25=19/6-1/25=469/150
2又8分之三除以75%减去19分之2乘以0.38计算式怎样算
(2+3/8)/(75%)-(2/19)*0.38=(16/8+3/8)/(3/4)-(2/19)*(19/50)=(19/8)*(4/3)-1/25=19/6-1/25=469/150