人教版五年级上册小数乘法的简便运算练习题72538

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1、用简便方法计算4.8+8.63+5.2+0.375.93+0.19+2.812.35+1.713+0.287+7.651.76+0.195+3.241.57+0.245+7.436.02+3.6+1.980.134+2.66+0.8661.27+3.9+0.73+16.13.07－0.38－1.628－2.45－1.5523.4－0.8－13.4－7.20.32×40340.25×3612.7－（3.7＋0.84）36.54－1.76－4.547.6×0.8＋0.2×7.60.85×1990.25

2、×8.5×41.28×8.6＋0.72×8.612.5×0.96×0.810.4－9.6×0.350.8×（4.3×1.25）3.12＋3.12×9928.6×101－28.6（4.23＋6.17）×0.80.86×15.7－0.86×14.742.4×10214－7.32－2.682.64＋8.67＋7.36＋11.332.31×1.2×0.5（2.5－0.25）×0.49.16×1.5－0.5×9.163.6－3.6×0.54.5÷1.84.2÷3.5930÷0.6÷563.4÷2.5÷0.4

3、4.9÷1.43.9÷（1.3×5）（7.7＋1.54）÷0.742.5×2.42.7÷450.35×1.25×2×0.832.4×0.9＋0.1×32.415÷0.2570÷2815÷（0.15×0.4）4.25÷2.5×9.9＋0.174