脱式计算,能简算的要简算.
762﹣408÷4×5 35×+×14 1.5×[0.02÷(2.1﹣2.09)]
12.5×8.8 87.58﹣(7.58+3.8) (+)×4+.
脱式计算,能简算的要简算.
762﹣408÷4×5 35×+×14 1.5×[0.02÷(2.1﹣2.09)]
12.5×8.8 87.58﹣(7.58+3.8) (+)×4+.