简便方法计算下列各题0.25×0.280.125×3.2×2.535×40.20.25×4÷0.25×43.5×9.93.5×99+3.53.5×101-3.53.5×9.9+3.5×0.13.5×2.7+35×0.733.5×2.7-3.5×0.7(32+5.6)÷0.83.5÷0.6-0.5÷0.64.9÷3.57÷0.25÷47÷0.125÷87.35÷(7.35×0.25)7.35÷(7.35÷0.25)7.325-(5.325+1.7)3.29+0.73+2.273.29-0.73-2.277.5+2.5-7.5+2.57.325-3.29-3.3257.325-(5.325+1.7)7.325-(5.325-1.7)
五年级简便计算方法
