1、四年级数学下册小数加减法练习题精选124一、口算。 3.50.5 5.68.6 56.73 0.770.333.50.8 83.4 9.15.3 0.950.285.80.4 0.21.4 27.37 0.90.234.50.2 83.1 63.1 0.660.395.60.1 2.40.2 95.81 0.630.46二、笔算。 5.370.32 52.066.7 8.353.08 84.427.1 8.184.35 64.798.25 3.080.06 26.923.91 4.220.38 84.047.55 7.672.31 9723.2 9.815.38 27.016.18 3.880
2、.52 40.497.07 一、口算。 5.90.2 7.95.4 81.11 0.740.23.10.9 9.83.4 9.20.5 0.650.3750.8 1.42.3 24.89 0.510.332.90.1 8.51.8 8.63.9 0.860.2520.4 4.61.5 25.67 0.660.49二、笔算。 2.520.61 24.877.8 9.764.93 89.318.6 7.225.95 95.883.43 6.130.17 93.116.79 1.010.44 34.327.48 7.673.36 88.96.4 8.223.4 34.271.66 2.450.85
3、11.143.57 一、口算。 3.40.7 0.35.3 69.79 0.880.328.30.7 8.73.2 9.31.8 0.730.217.40.1 8.43.2 38.82 0.590.174.70.5 5.14.9 9.71.3 0.710.21.20.1 2.81.6 87.63 0.670.16二、笔算。 7.890.75 18.416.55 9.286.33 9142.2 9.122.27 55.664.19 2.630.14 10.623.28 7.120.02 40.525.37 9.233.61 80.849.2 9.624.43 67.24.7 3.090.95 7
4、0.583.4 一、口算。 70.1 4.12.4 29.63 0.90.497.20.1 7.92.3 8.60.3 0.570.428.70.4 5.49.2 66.72 0.970.432.10.5 70.5 6.80.7 0.860.351.10.4 5.82.7 21.19 0.750.45二、笔算。 2.390.95 93.443.22 9.743.32 81.715.5 8.61.67 72.38.77 9.280.82 73.136.83 9.870.62 57.93.4 7.774.12 89.147.2 9.394.05 35.053.84 6.310.67 26.275.
5、99 一、口算。 8.50.5 3.57 75.13 0.620.193.40.4 6.52 7.82.5 0.890.141.30.9 3.64.4 85.28 0.630.041.80.4 8.21.3 6.90.8 0.640.386.40.2 6.37.1 26.79 0.630.45二、笔算。 1.710.52 52.28.02 8.434.56 60.349.2 7.526.89 65.965.6 8.240.48 48.026.99 1.360.77 98.012.21 7.374.86 50.229.4 8.363.89 54.729.81 3.350.14 64.213.62
6、 一、口算。 2.10.1 7.62.7 55.44 0.970.244.20.2 9.72.4 8.54.2 0.520.161.10.6 5.51.4 21.32 0.730.362.20.1 5.20.8 6.24.5 0.670.198.60.5 7.27.3 47.99 0.640.12二、笔算。 7.980.64 70.151.19 8.354.98 75.621.7 7.121.55 88.266.19 3.640.34 80.779.04 6.160.26 11.358.49 7.316.82 75.716.9 8.651.2 80.864.01 1.380.41 58.654
7、.29 一、口算。 5.40.6 3.76.8 49.37 0.750.116.40.7 84.6 8.43.9 0.880.256.30.5 69.2 22.32 0.60.377.70.4 7.51.4 7.84.2 0.560.337.40.5 9.74 82.99 0.780.25二、笔算。 8.890.26 39.197.79 9.942.28 80.242.2 9.644.3 74.185.84 5.60.59 95.877.93 4.90.05 82.974.11 9.32.13 88.937.6 7.482.68 83.79.07 9.780.71 72.899.8 一、口算。
8、 6.50.5 0.75.9 50.26 0.570.468.90.7 92.7 6.21.1 0.850.364.40.9 9.32.3 52.44 0.940.223.30.8 5.44.7 7.80.3 0.990.121.20.6 2.72.3 32.97 0.810.38二、笔算。 7.640.16 76.472.29 8.285.33 99.136 9.44.13 39.27.22 3.20.37 76.818.06 4.010.23 46.471.82 8.31.32 94.740.4 9.283.7 95.572.3 3.10.48 54.644.03 一、口算。 30.5 4
9、1.2 18.64 0.860.477.60.5 5.31.5 8.12.8 0.670.261.90.4 3.20.7 20.86 0.880.228.30.8 8.81.2 8.83.9 0.920.12.60.3 7.28.2 32.95 0.70.32二、笔算。 3.190.79 77.094.54 9.795.96 72.415.3 8.263.5 60.935.08 1.630.92 66.985.39 7.240.15 79.132.38 9.636.67 86.236.2 9.576.86 55.237.42 5.360.54 23.94.73 一、口算。 6.60.3 1.8
10、4.2 52.76 0.640.14.80.5 7.60.7 7.42.9 0.620.018.90.4 8.77.2 70.51 0.960.482.90.6 6.30.5 9.74.1 0.660.351.10.9 41.7 14.53 0.590.23二、笔算。 9.540.78 72.048.65 8.135.66 89.91.7 8.786.07 60.338.68 8.510.38 87.597.63 2.810.57 36.847.91 9.51.96 70.241.7 8.064.17 44.92.23 9.150.72 65.024.78 一、口算。 40.8 4.87.7
11、90.34 0.580.282.40.6 9.20.9 8.82.1 0.520.118.90.1 6.84.4 88.24 0.710.314.50.4 5.44.7 9.30.6 0.570.432.90.8 9.21 66.51 0.780.44二、笔算。 8.70.85 21.475.65 8.193.48 55.120 8.36.16 24.826.6 4.520.07 55.431.98 4.910.52 54.54.8 9.252.68 53.814.2 8.536.18 29.458.87 8.910.52 20.23.96 一、口算。 7.90.4 6.96.9 10.89
12、0.870.338.10.1 5.23.1 83.6 0.950.257.20.2 8.46.1 30.49 0.590.0290.8 8.94.6 9.95.1 0.740.361.10.3 4.74 37.53 0.930.39二、笔算。 3.270.94 69.985.75 7.364.27 57.745.4 9.314.63 22.88.68 2.640.39 24.585.95 6.030.13 24.253.71 8.475.27 91.441.2 9.631.31 22.871.64 9.020.25 32.494.76 一、口算。 5.80.4 9.75.4 20.99 0.7
13、10.082.70.8 6.73.2 8.60.9 0.630.173.60.6 5.58.4 91.19 0.940.498.20.7 5.63.4 6.33.3 0.770.196.10.5 3.79.2 41.75 0.610.36二、笔算。 7.110.89 41.773.06 7.863.33 96.944.6 8.355.5 55.744.12 8.760.73 30.067.05 7.890.56 21.566.94 7.336.21 72.632.3 9.62.05 90.375.92 3.050.89 76.511.64 一、口算。 50.2 3.40.9 49.64 0.8
14、50.3580.4 7.82.2 9.95.9 0.550.347.20.5 0.36.1 99.89 0.580.32.30.9 7.52.3 9.52.3 0.890.251.60.7 5.44.4 56.97 0.620.25二、笔算。 3.270.13 55.353.37 7.211.02 65.740.6 8.964.69 16.321.09 2.190.18 66.229.11 3.060.21 30.862.39 8.941.95 77.619 7.781.45 50.432.11 8.210.47 30.589.17 一、口算。 4.90.1 9.50.8 85.16 0.66
15、0.258.60.5 8.61.6 8.63 0.830.352.90.5 9.81.3 92.45 0.510.173.20.5 7.60.8 8.81.3 0.930.277.10.8 4.76.5 32.76 0.770.09二、笔算。 3.570.52 20.266.06 8.114.6 9041.6 9.812.52 96.495.04 5.480.14 75.425.37 5.020.11 11.448.41 7.956.15 70.630.3 8.722.26 84.999.12 9.990.95 49.871.33 一、口算。 4.10.9 1.19.5 34.18 0.740
16、.056.50.2 5.33.5 9.13.6 0.980.441.90.9 3.96.7 17.43 0.940.495.90.7 8.80.7 8.92.9 0.910.297.90.4 9.65.5 22.88 0.60.23二、笔算。 3.770.18 63.336.42 9.173.5 82.54.9 9.851.45 65.452.15 8.020.7 93.429.83 4.040.9 11.075.91 8.241.28 73.85.8 8.141.22 82.095.87 3.370.94 85.831.76 一、口算。 1.70.6 92.3 86.52 0.780.45.
17、90.4 5.51.8 9.40.5 0.510.446.80.6 5.41.1 70.14 0.880.096.70.8 5.53.3 6.20.8 0.580.477.90.6 2.21.8 81.41 0.870.19二、笔算。 5.260.3 12.649.62 7.081.49 74.42.6 8.323.92 61.355.96 5.910.77 72.582.69 5.340.01 89.878.84 8.66.25 73.425.3 8.352.44 77.739.66 7.420.36 14.474.68 一、口算。 5.60.8 1.42.7 48.94 0.90.3330
18、.9 9.91.2 8.85.8 0.780.395.90.6 3.68.3 44.67 0.520.014.20.6 8.41.7 9.80.8 0.70.044.30.4 2.44.4 71.83 0.740.38二、笔算。 9.220.81 11.765.58 7.083.18 69.649.1 9.971.76 75.025.2 1.620.16 94.966.76 2.680.85 16.731.55 7.621.76 98.726.6 9.571.63 62.855.7 5.060.59 43.134.12 一、口算。 6.60.3 2.66.7 79.11 0.550.118.3
19、0.8 5.33.8 8.25 0.830.373.40.4 2.25.6 39.14 0.810.4560.5 5.23.5 7.84.2 0.720.428.60.6 5.25.1 88.69 0.840.11二、笔算。 7.620.21 77.984.9 8.573.94 58.615.2 9.64.78 67.626.19 2.410.28 24.695.2 1.690.5 98.033.08 8.213.09 9613.6 7.966.45 60.492.41 9.130.04 57.868.01 一、口算。 7.60.3 0.13 65.54 0.940.1590.3 92.5 7.25 0.50.336.70.4 2.44.2 39.13 0.930.4680.9 9.44.8 75.9 0.920.321.80.9 61.4 22.14 0.720.11二、笔算。 9.340.72 83.573.2 8.224.02 97.333.9 8.076.04 28.729.87 6.350.7 99.232.12 5.580.06 60.834.89 8.466.39 93.930.7 8.183.97 70.938.12 20.6 81
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