(125+12.5+7.25+32.3+0.85+6.2+10.5+8.6+9.75+17.85+13.4)*8.5=?
(125+12.5+7.25+32.3+0.85+6.2+10.5+8.6+9.75+17.85+13.4)*8.5=?
125-12.5-7.25-32.3-0.85-6.2-10.5+8.6+9.75+17.85+13.4=?
(能简算的要简算) 12.5-8.5/0.85
12.5--8.5÷0.85简便计算
简便计算 5.6乘(12.5-8.5除0.85)
7.6×(12.5-8.5÷0.85)简便计算
0.25*8.5*4 2.4*1.02 1.28*8.6+0.72*8.6 12.5*0.96*0.8 用简便方法计算.
0.75/12.5=( )/125 75/12.5=( )/125 7.5/0.125 =( )/125 7.5/1.2
7.25-0.54=?10.5除以5=?36除以1.5=?
7×8.5+0.85×2+0.85简算
3.2*12.5+0.048*125=?列算式!
Y=4.8X_1+4.3X_2+6.2X_3+4.2X_1X_2+9.6X_1X_3+8.6X_2X_3+27.3X_1