人教版四年级数学下册小数混合运算综合练习题9.docx

1、人教版四年级数学下册小数混合运算综合练习题9一、口算。 70.2 7.54.5 0.630.12 1.90.74.30.6 8.70.3 0.820.07 40.290.1 6.52.3 0.710.3 2.30.73.80.9 8.42.7 0.840.13 2.90.78.20.4 7.82.3 0.80.49 1.80.47.10.8 91.3 0.860.34 8.20.36.70.6 71.6 0.840.01 7.20.83.10.8 94.8 0.870.1 2.50.2二、混合运算。 0.880.084.9 9.50.430.57 58.511.322.2 77.1622.29

2、55.11 82.9716.4357.37 8.714.282.67 40(8.290.4) 73.1(15.36) 5.152.52.56 一、口算。 3.90.3 7.50.6 0.790.06 1.70.48.50.2 8.40.6 0.660.05 3.70.96.40.7 6.22.6 0.730.32 8.70.670.4 6.23.2 0.740.1 2.70.33.90.2 6.83.3 0.690.33 7.30.47.20.3 6.31 0.660.32 8.90.390.6 7.81 0.790.42 8.10.43.50.6 6.84.6 0.780.32 1.10.8

3、二、混合运算。 0.620.417.2 6.40.714.29 4713.121.7 81.214.5717.12 76.8240.0169.17 7.391.624 60(1.750.84) 99.7(11.61.3) 9.054.872.12 一、口算。 7.30.7 6.31.5 0.880.18 4.20.76.60.9 8.52.9 0.890.31 4.30.24.10.2 7.54.1 0.90.28 8.30.52.50.2 63.7 0.720.08 4.30.48.40.4 7.60.3 0.670.41 3.80.290.7 8.33.6 0.760.3 5.50.96.

4、40.9 7.14.9 0.770.33 1.70.72.70.4 6.33.7 0.860.26 6.90.9二、混合运算。 0.770.42.4 8.20.783.22 96.92155.7 71.132.4277.45 88.9719.1176.68 7.911.784.77 60(4.670.63) 89.6(24.35) 3.811.351.54 一、口算。 4.20.3 93.2 0.680.4 5.80.98.70.5 7.23.8 0.840.37 6.70.77.60.3 90.4 0.670.43 8.80.46.50.1 7.71.2 0.750.1 4.30.770.7

5、 6.52 0.680.25 40.22.50.9 6.81.6 0.730.49 1.40.88.10.1 8.80.8 0.770.43 7.60.53.80.4 8.31.7 0.780.31 4.80.2二、混合运算。 0.60.182.7 8.10.780.22 52.732.511.5 87.6313.5542.42 81.1435.4158.47 9.036.611 20(9.030.58) 66.6(212.9) 7.345.731.4 一、口算。 3.70.4 6.33.7 0.680.15 6.90.53.10.3 8.31.4 0.710.03 2.70.37.20.6

6、6.23.7 0.840.42 1.10.66.30.7 6.24.1 0.840.07 6.50.26.50.8 6.82.2 0.80.18 2.80.740.1 8.41.1 0.90.01 4.80.78.60.2 73.8 0.810.41 4.50.18.90.4 7.30.6 0.780.23 6.40.6二、混合运算。 0.880.092.2 9.30.282.72 81.441.437.2 86.417.8157.85 83.6520.3137.72 6.874.391.11 90(6.960.25) 87.6(13.17.7) 7.822.391.54 一、口算。 3.10

7、.7 8.91.9 0.850.15 5.90.56.50.2 6.32.3 0.620.44 1.60.31.10.8 7.71.1 0.890.05 3.90.42.60.5 6.52.3 0.770.34 7.20.96.60.6 6.72.6 0.650.1 8.90.930.4 8.64.6 0.840.13 7.40.17.10.4 8.92.3 0.70.46 2.80.38.30.6 6.72.4 0.850.28 6.90.3二、混合运算。 0.790.128.2 5.40.653.35 42.413.219.1 72.2447.3391.37 76.9917.7152.2

8、6.062.092.15 80(2.250.77) 73.1(17.45.1) 5.12.762.13 一、口算。 6.60.4 72 0.780.36 3.10.740.3 63.3 0.650.04 8.80.27.70.2 7.91.7 0.630.31 90.57.90.8 7.33 0.720.35 4.40.28.80.5 7.93.1 0.690.44 1.70.37.60.6 6.30.2 0.650.43 5.60.74.80.3 7.20.9 0.890.11 60.18.50.5 8.10.4 0.680.35 8.30.1二、混合运算。 0.780.276.6 5.80

9、.311.69 38.911.822.6 89.2330.4831.2 79.7836.9348.73 4.622.391.24 30(6.570.13) 76.3(13.48.4) 5.053.341.67 一、口算。 3.80.9 6.52.5 0.760.16 5.70.32.30.1 6.24.2 0.90.38 3.30.67.80.9 8.31.2 0.820.34 1.80.28.40.8 6.24.4 0.780.19 8.80.86.40.9 6.51.2 0.70.36 3.10.74.60.7 7.70.7 0.650.01 60.72.80.3 7.24.4 0.60.

10、12 4.30.12.80.2 6.62.4 0.90.09 6.60.1二、混合运算。 0.840.234.1 7.90.113.89 79.255.712.3 66.3423.272.99 78.7320.3126.33 3.821.831.25 20(6.590.9) 67.1(23.21.8) 6.134.531.32 一、口算。 1.70.5 6.93.4 0.740.08 10.83.50.2 7.94 0.880.12 6.90.63.10.3 6.42.7 0.730.24 2.60.31.10.5 8.40.3 0.870.18 7.20.120.3 8.63.9 0.670

11、.46 3.10.17.50.1 8.44.4 0.630.41 5.10.83.30.7 7.12.5 0.670.3 6.30.42.50.2 7.93.8 0.660.19 2.10.5二、混合运算。 0.820.498.9 5.20.471.53 58.938.719.6 83.8230.7877.77 69.4620.1639.45 4.591.532.35 50(1.270.4) 80.1(103.8) 4.972.51.62 一、口算。 3.50.4 91.2 0.660.26 3.70.13.60.4 7.32.2 0.730.27 2.70.57.70.9 6.64.7 0.

12、80.29 5.70.52.60.8 84.6 0.760.12 40.85.50.8 71.4 0.790.12 2.90.24.30.5 7.64.9 0.660.45 6.60.71.80.7 7.81.9 0.650.13 2.40.35.10.1 8.20.5 0.760.17 8.80.5二、混合运算。 0.640.369.6 5.90.362.64 55.324.416.3 60.1937.9535.33 87.815.198.68 4.51.352.38 60(2.330.87) 85.6(14.87.3) 9.926.211.82 一、口算。 6.60.9 6.83.4 0.

13、770.13 6.40.87.20.1 6.43.5 0.690.21 3.60.22.80.1 7.11.8 0.790.18 7.50.93.20.7 7.32 0.790.27 7.90.65.10.1 7.92.4 0.770.11 8.40.41.40.8 8.80.6 0.850.37 90.85.40.4 6.91.5 0.690.32 3.60.58.80.8 8.62.4 0.670.34 1.80.7二、混合运算。 0.640.030.6 7.20.531.47 9568.417.2 70.8119.0187.78 67.7437.8327.71 4.93.261.01 4

14、0(2.820.62) 71.8(25.99.5) 7.134.751.28 一、口算。 5.40.8 6.62.4 0.610.31 4.90.86.60.7 7.21 0.880.17 1.90.85.20.6 8.14 0.750.34 3.60.71.60.8 6.71.9 0.610.18 4.90.97.20.8 8.53.7 0.610.37 4.10.57.60.9 6.34 0.680.01 2.80.37.80.2 6.94.9 0.720.49 4.40.58.20.1 6.34.2 0.650.28 6.30.9二、混合运算。 0.880.448.9 7.30.571.

15、43 86.131.819.1 89.230.6131.51 80.6620.7423.58 5.072.781.64 20(1.250.13) 65.6(25.22.9) 6.811.633.46 一、口算。 2.20.6 7.51.5 0.90.01 8.70.15.70.5 6.30.2 0.630.05 4.20.93.40.8 7.93.9 0.690.12 4.40.88.50.8 8.11.4 0.810.37 1.20.53.70.2 7.50.3 0.790.24 40.34.80.1 60.4 0.830.14 90.65.10.9 7.42.5 0.860.15 5.40

16、.75.50.6 7.33.4 0.680.2 5.10.8二、混合运算。 0.630.39.2 6.60.593.41 56.730.625.2 88.1341.9892.98 82.9523.454.89 6.933.541.86 30(1.050.2) 74.2(29.72.2) 6.972.093.4 一、口算。 2.30.5 6.82.8 0.860.34 50.31.70.1 6.53.7 0.840.23 6.60.720.7 8.64.2 0.750.3 3.60.92.50.6 8.62.6 0.820.44 1.90.64.60.8 7.52.8 0.660.34 1.50

17、.27.60.5 6.71 0.810.33 7.50.66.80.8 6.63.9 0.880.14 5.70.47.90.8 8.23.7 0.90.11 7.80.5二、混合运算。 0.680.24.2 9.60.233.77 79.620.145.3 67.0446.5135.39 78.5733.2762.94 7.463.522.35 90(7.890.95) 76.9(28.24.6) 9.84.371.52 一、口算。 2.50.3 6.41.1 0.640.4 3.10.51.40.4 8.30.7 0.810.14 2.20.35.60.4 7.12.2 0.680.21

18、5.40.18.70.9 8.94.8 0.720.17 1.10.74.80.5 7.73.6 0.630.09 8.80.93.10.4 6.83.5 0.690.49 3.50.78.30.2 6.14.8 0.690.45 4.30.91.50.4 7.31.5 0.660.07 7.90.9二、混合运算。 0.620.251.4 5.90.113.89 40.610.112 84.5710.1616.24 61.6620.6951.89 6.771.664.95 70(8.190.99) 79.5(12.58.6) 8.653.635 一、口算。 7.90.4 7.64.7 0.81

19、0.22 7.60.47.90.2 6.12.9 0.680.13 4.30.26.30.1 7.94.3 0.740.26 6.20.45.80.1 83.9 0.780.31 80.74.80.4 6.24.8 0.790.41 3.60.13.30.8 6.92.4 0.60.16 3.30.75.20.8 91.8 0.610.41 8.70.87.60.4 6.70.7 0.720.34 8.30.2二、混合运算。 0.820.264.9 5.60.320.68 68.54814.5 80.6322.8138.07 62.1214.593.32 5.642.652.55 90(9.0

20、30.17) 92.6(28.85.7) 7.125.491.15 一、口算。 5.10.1 7.32.3 0.660.03 8.10.16.70.1 7.72.7 0.80.06 6.80.61.10.2 7.62.5 0.690.11 6.60.31.30.6 7.23.9 0.650.27 30.57.20.4 6.60.1 0.610.37 5.70.27.90.4 8.92.4 0.710.45 1.70.47.90.2 7.73.2 0.60.2 6.30.93.50.5 6.42.8 0.630.38 7.10.6二、混合运算。 0.720.177.8 8.90.452.55 37.917.613.8 82.2437.4633.91 75.2723.1595.72 8.735.262.8 70(2.430.15) 71.6(16.13.3) 7.553.452.07 一、口算。 5.30.3 83.9 0.760.11 4.30.65.40.8 7.62.1 0.690.18 2.20.52.60.3