1、四年级数学下册小数加减法练习题精选189一、口算。 5.10.7 6.38.9 23.13 0.630.065.70.5 5.94.9 7.45.9 0.560.213.40.1 0.95.8 38.57 0.980.248.30.4 9.14.3 6.23.3 0.580.151.30.2 1.98.3 25.58 0.820.12二、笔算。 8.370.08 52.198.32 8.523.52 85.920.5 9.92.97 57.063.86 2.420.15 79.951.7 5.220.87 31.727.64 8.764.02 85.235 7.536.54 73.12.17
2、6.630.37 66.116.04 一、口算。 20.8 5.30.2 77.61 0.970.267.40.9 53.1 6.20.1 0.620.133.20.6 2.53 72.72 0.770.123.10.6 5.53.5 65.4 0.70.452.60.1 6.71.5 61.47 0.60.17二、笔算。 2.040.56 23.239.24 7.023.43 76.732.6 9.122.37 52.323.09 3.210.06 65.855.37 3.750.39 88.935.68 8.363.67 50.132.1 8.265.42 71.887.16 2.430.
3、94 18.491.92 一、口算。 1.60.9 3.83.9 30.89 0.980.277.10.6 7.63.9 9.34.5 0.760.247.10.4 47.4 68.46 0.680.275.60.7 7.80.7 9.41.1 0.510.0860.7 9.77 46.42 0.670.23二、笔算。 1.140.71 86.025.23 9.722.1 81.422.3 9.742 78.896.68 8.430.38 20.422.39 5.920.75 50.617.74 8.034.18 6329.8 9.815.59 71.724.24 4.140.2 68.36.
4、97 一、口算。 3.90.3 8.78.9 20.82 0.770.354.90.7 6.90.5 7.63.1 0.560.237.40.9 7.52.4 68.18 0.980.2220.7 8.20.4 6.84.5 0.630.0680.7 9.71.3 49.61 0.770.41二、笔算。 9.610.79 54.796.28 8.41.62 99.245.9 8.71.58 55.172.8 6.180.48 50.529.14 4.680.94 92.791.14 8.562.5 84.727 9.152.01 50.783.62 2.690.17 38.499.31 一、口
5、算。 3.20.7 1.77.4 71.35 0.890.288.60.2 5.22.2 8.81.4 0.760.156.70.4 6.37 99.53 0.660.235.20.1 9.10.4 7.83.3 0.860.3110.1 9.31.3 36.36 0.910.35二、笔算。 5.730.56 71.315.82 9.482.81 93.319.8 7.883.24 55.517.64 7.520.39 52.387.66 5.210.09 85.677.49 9.215.57 74.739.6 7.51.7 62.75.63 8.450.63 10.332.22 一、口算。
6、8.80.8 6.87.9 17.96 0.660.078.60.6 5.50.3 9.54.1 0.640.141.50.4 3.96.2 59.93 0.840.14.10.5 6.43.9 7.74.8 0.890.235.90.5 7.24.5 51.28 0.890.05二、笔算。 9.530.54 30.111.72 7.885.55 64.37.4 8.593.58 23.043.87 1.050.81 83.175.89 7.070.89 20.755.83 8.615.82 72.515.8 7.553.79 41.414.06 2.40.3 35.038.96 一、口算。
7、3.10.4 9.54.1 75.85 0.940.368.70.9 7.92.1 8.84.2 0.80.381.50.5 7.11 75.28 0.70.377.10.2 5.53.9 72 0.60.081.50.8 8.75.8 65.33 0.540.33二、笔算。 4.620.87 36.479.29 8.363.34 88.111.5 8.785.1 69.941.85 7.840.02 19.757.07 6.980.85 16.261.46 8.842.07 83.52.9 7.655.05 19.054.23 2.870.12 80.285.67 一、口算。 3.60.7
8、9.14 57.47 0.860.357.70.3 7.71.4 65.9 0.990.158.70.1 5.69.4 52.25 0.510.157.10.2 5.10.8 9.43.3 0.750.082.70.5 1.39 76.32 0.810.02二、笔算。 4.040.44 16.086.91 8.822.28 91.433.8 7.654.54 46.197.42 4.260.69 41.74.41 4.690.06 95.185.34 7.263.27 75.85.6 7.196.59 15.37.01 5.490.92 73.398.43 一、口算。 8.80.5 1.83.
9、9 21.71 0.720.468.50.6 7.31.8 8.94.3 0.910.115.40.4 7.20.3 96.79 0.870.058.40.8 6.92.4 8.72.9 0.550.183.20.4 7.93.9 55.64 0.910.35二、笔算。 7.080.78 25.816.41 9.485.55 83.639 9.391.8 19.566.18 4.520.97 27.36.32 1.640.84 59.882.69 7.82.14 851 7.871.83 51.941.76 9.470.68 89.842.71 一、口算。 2.10.6 64.3 41.66
10、0.780.37.70.7 9.13.1 6.60.3 0.640.051.40.3 2.15.4 79.73 0.80.264.40.1 5.30.6 81.3 0.90.271.80.4 3.55.1 99.37 0.840.23二、笔算。 9.790.28 55.168.98 7.542.43 60.73.7 7.763.3 68.556.66 4.40.75 86.195.09 1.690.3 63.261.69 7.473.33 58.521 9.965.45 41.599.06 8.270.15 38.836.71 一、口算。 7.80.1 4.90.3 53.55 0.860.4
11、18.70.2 73.5 8.60.3 0.880.481.60.7 4.45.5 84.48 0.80.487.60.5 7.90.9 75.2 0.730.0670.7 8.18.9 47.87 0.670.12二、笔算。 2.030.6 43.212.05 7.141.49 87.830.1 7.184.89 11.312.78 3.420.97 11.52.92 4.830.57 74.52.03 9.871.36 86.841.1 9.825.72 34.99.34 8.590.38 11.322.65 一、口算。 2.40.2 6.13.2 73.82 0.510.151.70.7
12、 6.14.1 8.81.9 0.510.141.80.6 2.53.5 35.91 0.950.266.80.7 7.64.3 6.71.8 0.910.153.20.9 7.84.6 55.66 0.980.48二、笔算。 3.040.18 48.671.18 8.523.09 74.234.3 9.443.43 10.444.41 3.230.48 97.863.64 8.860.17 90.15.53 7.085.13 92.34.9 9.554.83 27.333.51 90.25 46.444.02 一、口算。 70.4 36.3 58.96 0.940.272.40.4 6.40
13、.9 8.62.3 0.660.322.60.8 6.96.5 86.48 0.680.215.80.5 6.60.1 8.45.5 0.80.265.80.3 0.33.9 23.44 0.740.47二、笔算。 8.490.67 50.78.32 8.531.15 57.129.8 9.423.46 63.33 5.240.85 13.061.29 2.150.14 329.67 8.223.54 88.44.9 9.592.99 50.968.31 5.470.46 65.191.43 一、口算。 8.50.7 9.43.2 29.21 0.650.447.30.9 6.41.1 8.2
14、5.4 0.810.093.70.9 6.84.3 34.26 0.590.47.90.5 5.94.2 9.33.7 0.950.244.90.4 5.69.4 15.11 0.620.1二、笔算。 3.250.93 37.438.33 8.326.24 63.945.3 8.85.4 95.428.41 3.490.79 96.128.42 2.730.46 38.835.49 8.721.6 89.234.3 8.116.98 50.446.89 1.450.7 43.093.67 一、口算。 5.40.3 6.38.9 86.57 0.790.011.70.8 7.64.7 7.93.
15、7 0.510.151.70.7 5.93.2 53.22 0.50.424.30.4 9.10.3 7.22.5 0.790.117.50.3 9.58.3 28.27 0.670.14二、笔算。 6.390.26 72.094.75 7.684.11 56.425.1 8.974.44 99.476.1 3.940.5 67.971.07 3.090.71 65.42.17 9.384.16 79.520.8 9.172.51 43.118.65 7.790.59 73.387.67 一、口算。 3.70.9 7.52.7 76.11 0.680.476.70.4 7.73.2 6.43.
16、4 0.680.1880.6 4.72.8 54.87 0.680.276.60.4 7.90.2 7.30.5 0.550.471.60.5 5.49.4 60.49 0.840.09二、笔算。 9.60.21 73.19.17 8.45.61 56.342.3 9.644.91 19.998.66 7.870.95 90.068.74 3.030.29 72.879.81 7.495.2 85.130.6 9.092 26.098.46 1.230.97 19.586.87 一、口算。 4.90.3 0.16.4 77.73 0.850.445.30.7 7.91.7 6.12.5 0.9
17、50.175.40.4 2.99.5 64.37 0.850.384.20.2 6.20.3 8.93.4 0.550.357.60.1 2.82.2 48.68 0.620.19二、笔算。 4.460.58 96.253.3 7.451.35 56.85.8 9.883.51 68.451.69 5.950.96 87.135.95 3.970.91 61.562.08 9.154.25 66.633.7 8.661.47 37.451.82 8.350.97 805.47 一、口算。 4.50.9 5.77.6 85.36 0.540.414.60.6 8.83.1 8.92.3 0.70
18、.198.90.4 56.3 69.28 0.870.042.90.1 8.41.5 92 0.570.273.60.7 50.3 92.61 0.520.35二、笔算。 6.70.28 26.558.81 8.735.97 96.833.5 9.65.29 19.066.34 9.980.24 37.563.46 3.220.73 17.698.37 7.071.81 89.244.5 8.321.62 27.079.04 7.320.39 46.911.74 一、口算。 4.10.5 29.4 50.84 0.880.197.90.8 5.41.4 9.42.2 0.830.267.60.
19、5 3.55.1 76.34 0.860.432.60.8 7.50.3 9.65.8 0.590.276.40.3 7.34.7 15.49 0.950.41二、笔算。 5.320.57 18.685.05 9.456.84 74.36.4 7.713.45 93.711.4 9.450.28 27.583.01 6.410.31 71.267.12 7.786.84 62.528.2 8.051.59 10.55.96 1.820.43 53.832.66 一、口算。 1.30.3 8.97.4 93.38 0.890.027.60.4 8.10.3 7.50.9 0.640.042.30.4 4.61.7 59.11 0.970.212.20.4 5.54.7 9.35.5 0.990.087.30.4 5.74.2 85.56 0.580.41二、笔算。 8.030.83 92.781.95 7.026.51 92.26.1 7.355.96 27.267.17 3.520.69 37.265.68 1.130.01 48.467.62 9.773.74 61.220 7.212.26 53.82.66 2.990.47 21.151.5