1、四年级数学下册小数加减法练习题精选112一、口算。 3.90.9 2.75.3 13.21 0.830.4750.1 5.21.7 9.41.8 0.550.221.60.5 3.99.1 62.12 0.680.376.60.3 5.30.5 9.55.6 0.970.023.10.1 99.7 23.53 0.540.13二、笔算。 3.50.96 57.571.21 7.333.33 73.735.6 8.873.28 28.073.91 5.660.68 96.551.21 6.330.67 80.018.01 9.226.58 88.941.2 9.451 78.632.58 8.4
2、0.51 76.655.53 一、口算。 2.40.6 4.82.1 76.75 0.790.242.70.3 9.20.3 8.85.3 0.790.442.90.6 8.11.6 71.59 0.550.188.80.1 9.50.3 8.85.3 0.760.013.10.3 6.53.1 79.19 0.530.21二、笔算。 2.080.74 77.164.62 8.841.13 94.834 7.386.88 74.381.29 8.470.62 19.83.3 8.760.94 34.38.03 7.896.83 9339.2 7.366.13 74.987.2 4.720.58
3、 58.497.61 一、口算。 10.8 1.24.8 54.51 0.570.285.80.7 8.54.2 8.64.5 0.610.338.60.9 1.86.8 75.45 0.980.2410.1 8.52.1 8.84.9 0.890.347.10.2 3.96.6 52.32 0.90.3二、笔算。 10.6 29.399.56 8.943.69 89.92.4 9.713.67 30.391.32 4.160.72 49.611.2 3.870.46 45.243.71 9.022.68 71.927.6 7.42.48 19.399.45 9.110.54 23.439.6
4、9 一、口算。 8.10.9 8.58.8 22.88 0.770.158.30.9 6.71.6 9.71 0.870.475.50.6 2.71.1 11.57 0.580.012.30.6 7.70.8 9.72.3 0.950.448.50.6 6.91 97.78 0.760.24二、笔算。 1.070.19 52.739.55 7.041.35 9726.2 8.113.33 51.039.2 1.710.35 26.19.57 8.390.13 46.871.8 7.064.77 84.315 8.036.61 70.048.37 1.320.65 55.512.69 一、口算。
5、 6.70.2 3.44.1 36.62 0.990.043.60.6 7.21.5 9.71.1 0.510.262.10.4 8.85.1 34.21 0.830.146.70.1 84.7 7.82.7 0.990.355.30.2 53.9 54.73 0.80.2二、笔算。 8.550.23 19.185.36 8.11.64 54.343.6 7.921.87 35.851.26 9.640.76 77.732.74 2.580.68 26.764.01 8.46.45 68.648.4 7.345.14 29.983.03 6.560.14 15.485.09 一、口算。 1.8
6、0.7 3.86.1 60.62 0.790.198.90.5 8.91 9.42.5 0.540.154.40.1 6.26.1 88.66 0.560.484.30.5 73.5 7.44.5 0.690.342.10.5 9.97.5 59.52 0.750.16二、笔算。 8.260.02 59.773.15 7.683.1 51.748.7 8.793.63 52.695.31 9.530.52 31.744.98 9.710.49 68.376.3 8.065.42 77.747.2 9.391.24 58.818.44 7.430.67 81.732.4 一、口算。 4.90.3
7、 12.4 71.58 0.620.181.60.8 9.84.1 9.15.5 0.670.2590.4 1.72.7 25.69 0.560.34.40.8 6.23.6 7.34.5 0.70.355.80.1 4.95.9 70.81 0.50.49二、笔算。 9.040.36 34.388.27 9.371.57 51.45.8 8.815.42 61.177.62 4.80.95 56.878.86 1.740.16 38.916.25 8.014.07 57.49.7 9.941.44 22.633.52 8.690.14 20.54.09 一、口算。 4.30.6 7.16.6
8、 42.51 0.920.181.60.2 54.2 8.10.4 0.840.237.60.8 5.34.7 76.46 0.890.096.90.4 9.80.7 9.33.7 0.610.198.70.3 7.62.7 57.13 0.520.37二、笔算。 8.490.28 80.141.49 9.773.45 5832.1 9.53.34 10.98.63 5.40.22 91.188.13 4.620.72 76.412.53 8.194.67 51.137.8 7.174.66 42.497.78 1.50.47 78.053.65 一、口算。 8.60.4 6.10.3 59.
9、44 0.570.135.20.4 6.22.1 8.43.7 0.590.393.50.6 1.34.6 83.17 0.680.394.70.1 7.22.5 9.95.8 0.610.15.30.3 1.18.7 94.84 0.660.03二、笔算。 7.270.23 85.564.63 7.021.53 98.624.7 7.263.65 42.834.61 5.790.93 49.421.15 2.170.49 34.427.44 9.894.08 67.121 9.916.99 66.439.03 6.690.62 40.737.79 一、口算。 7.60.4 4.83.1 91
10、.37 0.530.176.20.1 8.53.3 7.11.1 0.770.342.80.3 29 36.54 0.790.464.70.7 7.91.2 8.65.9 0.860.141.90.2 6.60.5 58.42 0.650.47二、笔算。 8.390.8 37.578.18 8.11.37 888.6 9.674.57 77.648.51 5.230.86 93.545.21 7.530.34 30.189.59 8.186.42 53.532.1 7.953.83 65.372.06 4.450.38 62.663.85 一、口算。 2.40.5 81.3 34.71 0.5
11、20.286.60.3 8.93.3 8.54.2 0.930.037.40.9 1.38.8 25.41 0.940.484.20.5 5.51 7.45.4 0.860.117.10.6 7.78 65.24 0.850.27二、笔算。 5.490.64 36.824.24 8.752.65 78.86.6 8.684.82 79.527.17 3.430.5 72.352.48 8.420.66 17.017.13 8.456.54 74.79.2 8.924.81 35.926.67 8.920.47 43.438.61 一、口算。 6.10.5 8.42.2 54.77 0.980.
12、095.50.7 7.31.2 62.3 0.60.235.80.6 70.2 60.45 0.720.064.30.6 7.70.1 61.1 0.90.426.60.1 1.91.3 59.55 0.610.34二、笔算。 2.790.87 36.665.78 7.714.48 8219.7 9.56.69 93.129.69 9.880.52 74.285.09 2.840.71 78.388.37 9.233.52 75.319.3 8.24.66 86.82.85 6.320.16 75.957.96 一、口算。 2.70.9 5.51.8 83.12 0.650.366.80.1
13、5.22.5 9.22.2 0.820.133.80.8 5.22.4 69.14 0.730.425.30.9 6.71 6.51.2 0.860.413.40.4 0.66.2 40.79 0.530.26二、笔算。 4.820.83 82.592.62 9.016.3 80.330.4 8.615.79 23.895.93 4.510.08 31.756.03 8.030.71 82.595.33 9.623.22 93.527 7.394.72 27.563.13 5.240.09 61.596.11 一、口算。 50.8 0.65.8 33.35 0.980.087.20.3 7.8
14、1 7.32.2 0.610.235.70.1 4.64.6 11.56 0.760.062.90.9 7.81.5 9.14.1 0.520.296.40.9 4.51.4 56.29 0.750.41二、笔算。 7.480.39 19.285.28 7.934.73 87.75.5 9.192.17 57.831.79 5.240.59 25.045.1 8.350.79 72.131.64 7.973.23 7346.3 9.914.05 81.514.07 7.190.72 97.294.2 一、口算。 5.80.9 3.76.5 65.33 0.850.036.90.5 8.64.8
15、 9.73.6 0.540.356.30.8 9.62.8 73.86 0.690.293.10.2 7.32.3 6.50.4 0.970.066.50.1 9.38.6 20.92 0.530.4二、笔算。 3.170.55 93.269.72 9.882.74 60.630 8.083 45.061.98 5.550.39 66.843.52 8.990.99 49.632.23 9.183.88 64.442.6 8.655.63 15.87.39 5.760.78 66.723.96 一、口算。 8.90.1 3.77.4 33.56 0.830.167.60.2 6.90.7 9.
16、80.1 0.820.454.30.5 7.83 26.42 0.740.422.10.4 63.4 9.62 0.540.245.80.5 6.38.9 91.76 0.710.25二、笔算。 9.570.03 17.337.32 9.592.54 77.124.7 9.676.64 36.224.18 5.770.58 53.666.48 2.70.32 42.616.81 8.094.7 67.122.5 7.692.31 50.217.55 4.970.76 50.165.62 一、口算。 1.60.3 7.47.8 34.78 0.560.375.60.8 82.6 8.90.3 0
17、.930.321.20.6 6.95 32.25 0.920.111.60.3 6.30.1 7.61.8 0.820.018.40.5 5.89.5 54.71 0.710.47二、笔算。 3.70.77 65.595.07 7.582.18 71.320.5 9.781.78 18.741.88 9.540.41 65.686.65 9.230.17 53.734.57 8.445.57 89.610.7 9.636.97 10.512.07 6.580.23 52.895.31 一、口算。 4.60.4 62.6 27.18 0.640.113.20.8 5.32.6 7.82.9 0.
18、50.477.10.8 6.81.5 65.54 0.630.377.40.5 8.14.1 8.14.6 0.860.243.30.8 5.44.1 63.71 0.510.21二、笔算。 8.530.96 55.188.82 7.523.84 86.44.3 8.543.25 20.615.67 5.520.76 86.913.59 4.110.05 77.882.54 7.12.08 71.428.3 9.443.12 92.54.81 8.630.59 28.264.25 一、口算。 80.2 9.77.6 77.29 0.650.3410.2 8.12.3 61.5 0.540.01
19、7.40.5 2.92.3 95.72 0.980.018.40.3 7.14.1 9.24 0.990.281.30.6 6.38.6 60.91 0.890.15二、笔算。 8.50.53 70.023.35 7.34.18 69.823 7.612.11 67.289.2 9.490.07 26.392.39 2.110.53 85.272.8 7.024.09 92.936.3 8.631.99 90.598.36 7.10.45 40.389.1 一、口算。 5.40.5 1.22.7 47.99 0.780.084.10.1 8.71.4 85.6 0.640.054.20.9 8.65.9 66.27 0.640.0240.4 9.62.7 8.14.8 0.660.362.60.2 4.30.1 34.51 0.970.4二、笔算。 4.360.53 65.458.98 7.523.32 72.810.6 8.593.32 56.057.9 4.480.14 99.483.92 6.670.86 21.559.54 9.095.16 95.312 8.763.81 59.854.45 2.40.65 56.454.68