小学小数乘除法计算题.doc

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1、小数乘法：5.6×2.93.77×1.80.02×965.22×0.39.99×0.024.67×0.95×2.441.666×6.19.432×0.0025.6×6.54.88×2.95.61×4.38.9×2.45.5×559.77×0.021.384×5.18.78×832.6×610.059×0.24.268×1.757×5.79.46×2.8517.8×6.41.5×4.92.5×0.885.555×5.22.22×3.337.658×8536.02×0.356.78×8除法：85.44÷1

2、642.84÷7101.7÷967.5÷15230.4÷621.24÷360.736÷2343.5÷1235.21÷739.6÷246.21÷0.03210÷1.451.3÷0.2791.2÷3.80.756÷0.180.66÷0.311.97÷1.569.6÷2.938.4÷0.815÷0.06除不尽保留两位小数：8.2÷0.120.8÷0.976.4÷5.44.7÷31.25÷1.232÷4214.36÷2.78.33÷6.21.7÷0.03用竖式计算7.15×2290.75÷3.33.68×0.

3、2516.9÷0.131.55÷3.93.7×0.01613.76×0.8=5.2×0.68.4×1.36.4×0.54.48×0.45.25×535.4×4.20.042×0.540.76×0.320.25×0.0462.52×3.41.08×25脱式计算（能简算的要简算）2.5×7.1×416.12×99＋16.125.2×0.9＋0.97.28×99+7.284.3×50×0.264－2.64×0.526×15.7＋15.7×24(2.275＋0.625)×0.283.94+34.3×0.21.

4、2×(9.6÷2.4)÷4.88.9×1.1×4.72.7×5.4×3.93.6×9.85-5.468.05×3.4+7.66.58×4.5×0.92.8×0.5+1.5832＋4.9－0.94.8－4.8×0.5(1.25－0.125)×84.8×100.156.5×99＋56.57.09×10.8－0.8×7.094.85+0.35÷1.48.7×17.4-8.7×7.412.5×0.4×2.5×80.87×3.16+4.649.5×1010.68÷（5.2-3.5）×1.2540.5÷0.81×

5、0.184.8×（15÷2.4）6.81+6.81×990.25×185×404.4×0.8－3.4×0.8(9.37+9．37+9．37+9．37)×2．52.37×6.3+2.37×3.72.5×1.25×0.323.8×10.12.5×(3.8×0.04)7.69×1013.8×10.10.25×39+0.250.125×7246×0.33+54×0.33(8×5.27)×1.256.81+6.81×990.25×185×406.8×0.75÷0.53.75÷0.125–2.751.53+23.

6、4÷7.29.5×9913.5×0.9812.5×8.8口算0.6×1.2=0.84÷0.6=4.5×0.1=15×0.4=0.1×0.5=2.8÷7=100÷0.01=1.4×3=0.72÷8=6÷0.03=0.5×0.6=40×0.9=4÷0.5=7×2.1=8.89+0.1=24×0.25=0.1÷0.01=2.4×0.8=9×0.4=10×0.01=30.2-3.02=4.3-0.25=1-0.82=9.6÷0.3=2.6×0.01=0×25.4=4.8×0.4=7.2＋2.8=12×2.5＝

7、2.63＋0.370.7×16－16×0.2=0.96÷0.3＝2.5×0.4=1.4×2.5×4＝8－2.5＝6÷1.2=9.2÷2.3=24÷4＋56÷4＝0.36＋0.64＝4÷0.25=1.8×5=30×（200＋3）＝计算下面各题(能简算的要简算)7.05×23.7+7.05×76.30.125×3.2×2.512.81－(1.5+7.81)8.7×2.6+6.4×8.7+8.71025－1125÷4.5×3.612.25－3.1＋0.85－6.17（1.9－1.9×0.9）÷（3.8－2.

8、8）2.65×1.7＋1.35×1.7列竖式计算，得数保留一位小数。1.2×1.40.37×8.4＝3.14×2.80.85×1.120.86×5.40.15×2.3440÷1426.37÷3145.5÷381560÷354.8÷2.31.55÷3.97.2÷2.13.87÷7146.4÷135.63÷6.12.84×0.030.38×0.1326.37÷3132÷422.84×0.034.8÷230.382×0.134.2÷4.5