五年级数学上册简便计算题200804
请用简便方法计算下列各题
0.25×0.28 0.125×3.2×2.5 35×40.2 0.25×4÷0.25×4 3.5×9.9 3.5×99 3.5 3.5×101-3.5 3.5×9.9 3.5×0.1 3.5×2.7 35×0.73 3.5×2.7-3.5×0.7 (32 5.6)÷0.8 3.5÷0.6-0.5÷0.6 4.9÷3.5 7÷0.25÷4 7÷0.125 ÷8 7.35÷(7.35×0.25) 7.35÷(7.35÷0.25) 7.325-(5.325 1.7) 3.29 0.73 2.27 3.29-0.73-2.27 7.5 2.5-7.5 2.5 7.325-3.29-3.325 7.325-(5.325 1.7) 7.325-(5.325-1.7)
3.29 0.73-2.29 2.27 3.29×0.25×4 0.125×8.8
63.4÷2.5÷0.4 4.9÷1.4 3.9÷(1.3×5) (7.7+1.54)÷0.7 2.5×2.4 2.7÷45 0.35×1.25×2×0.8 32.4×0.9+0.1×32.4 15÷0.25 28.6×101-28.6 0.86×15.7-0.86×14.7 2.4×102 14-7.32-2.68 2.64+8.67+7.36+11.33 2.31×1.2×0.5 (2.5-0.25)×0.4 9.16×1.5-0.5×9.16 3.6-3.6×0.5 7.6×0.8+0.2×7.6 0.85×199 0.25×8.5×4 0.25×36 0.125×3.2×2.5 35×40.2