简便计算五年级易错

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1、2.5×443.6-3.6×0.50.5×1.026.66×3.3+6.66×6.72.5×7.1×416.12×99+16.125.2×0.9+0.97.28×99+7.283.6×0.8+0.8×6.412.7×10.8-2.7×10.89.83×1.5+6.17×1.5101×0.41-0.410.67×8.3+2.7×0.67—0.674.33×12.5×812.56-（2.56+3.2）125×10+8125×（10+8）4.8×7.8+78×0.521.87×9.9+0.1873.14×0.68+31.4×0.03212.7×9.9+1.273.

2、65×4.7-36.5×0.37101×0.87-0.91×8736÷1.5÷436.5-（16.5-2）36.5-（16.5+2）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      0.25×0.28             0.125×

3、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     7.35÷(7.35×0.25)

4、  7.35÷(7.35÷0.25)   3.07－0.38－1.62       1.29＋3.7＋2.71＋6.3        8－2.45－1.55 3.25＋1.79－0.59＋1.75      23.4－0.8－13.4－7.2       0.32×403  3.2＋0.36＋4.8＋1.64        1.23＋3.4－0.23＋6.6        0.25×36  12.7－（3.7＋0.84）         36.54－1.76－4.54       0.25×0.73×4  7.6×0.8＋0.2×7.6           

5、 0.85×199             0.25×8.5×4   1.28×8.6＋0.72×8.6         12.5×0.96×0.8         10.4－9.6×0.35  0.8×（4.3×1.25）           3.12＋3.12×99          28.6×101－28.6