1、四年级数学下册小数加减法练习题精选30一、口算。 70.9 8.15.3 86.84 0.860.086.70.7 5.83.8 65.7 0.820.446.90.1 7.39.2 67.27 0.710.433.30.5 8.43 7.55.7 0.620.396.60.4 59.6 89.14 0.780.47二、笔算。 3.810.47 76.16.69 8.586.73 67.122 9.112.02 13.668.01 5.990.51 50.851.8 3.540.99 51.947.81 8.026.95 94.443.4 8.863.68 97.089.02 3.850.92
2、 65.125.52 一、口算。 6.30.4 5.65.9 54.66 0.520.4270.8 5.50.8 9.33.3 0.780.056.20.5 6.60.1 84.15 0.80.032.80.4 6.83.6 8.43.9 0.940.0450.4 1.12.1 48.18 0.830.23二、笔算。 6.450.61 93.092.42 8.72.62 56.744.1 9.175.37 35.567.67 3.180.31 53.416.07 5.830.91 62.084.58 8.95.65 64.126.8 8.326.64 24.67.83 4.960.96 90.
3、811.69 一、口算。 7.80.4 3.34.8 97.62 0.520.3880.9 6.90.9 7.22.8 0.660.214.10.7 5.54.8 22.47 0.630.13.90.8 5.33.3 9.31 0.880.17.80.8 8.59.2 47.94 0.790.15二、笔算。 3.150.6 83.619.93 7.263.74 54.21.7 9.614.41 17.282.53 6.490.69 73.274.71 1.80.26 15.023.46 9.955.41 94.549.8 9.736.43 23.482.74 7.530.63 79.983.3
4、5 一、口算。 7.60.9 3.14.9 68.83 0.540.095.80.6 7.22 7.65.9 0.990.445.70.6 5.13 82.57 0.790.344.50.4 8.83.3 6.63 0.950.057.30.8 2.62.3 47.35 0.520.1二、笔算。 1.950.46 57.533.1 7.041 9944.4 8.433.19 55.319.23 5.970.9 75.444.33 1.440.71 93.177.31 9.842.91 83.748.2 9.373.87 25.814.13 7.110.73 22.877.95 一、口算。 3.
5、20.5 7.99 24.96 0.560.277.10.8 5.82.3 7.92.8 0.610.256.70.6 3.36 19.46 0.850.2880.5 6.71.4 93.6 0.680.368.10.6 6.65.4 10.63 0.880.31二、笔算。 1.250.27 99.568.08 8.964.5 52.737.8 9.641.33 22.28.63 5.240.35 69.536.29 9.650.85 51.518.34 8.186.19 9527.9 7.332.11 40.652.02 7.70.28 29.057.42 一、口算。 20.8 5.63.8
6、 52.92 0.70.385.60.6 5.51.4 9.85.2 0.930.354.40.9 1.95.3 39.35 0.60.287.80.6 6.82.6 74.3 0.980.237.70.2 14.3 56.48 0.940.46二、笔算。 5.80.21 24.349.72 8.874.2 7117.9 9.931.44 83.978.85 4.740.8 75.179.74 7.980.63 52.297.16 9.452.3 54.438.5 7.453.72 50.637.38 5.010.21 56.242.44 一、口算。 2.30.7 6.76.8 96.81 0
7、.830.422.60.6 5.63.7 8.94.2 0.660.14.40.5 1.91 41.19 0.90.342.70.5 8.41.6 8.20.1 0.810.377.80.6 2.61.6 17.47 0.840.07二、笔算。 2.560.98 17.563.99 7.694.48 57.838.5 7.384.97 16.475.41 4.10.81 81.469.41 9.390.07 87.132.94 8.022.2 80.629.3 8.492.07 34.898.07 2.860.22 14.56.92 一、口算。 7.50.7 4.36 44.73 0.860.
8、3620.4 8.43.6 7.42.4 0.50.3820.9 4.11.3 19.45 0.710.11.20.4 61.9 8.43.7 0.630.488.10.9 9.24.1 20.19 0.760.49二、笔算。 1.550.77 442.15 7.332.28 85.26.5 7.271.44 78.16.9 4.380.31 925.58 3.710.07 42.691.43 9.045.21 84.239.6 8.526.35 39.798.34 3.650.24 48.193.08 一、口算。 5.20.5 4.94.6 39.32 0.980.364.10.2 5.82
9、.5 9.64.3 0.610.394.20.2 4.22.9 64.52 0.990.387.30.9 9.91.8 9.31.4 0.840.0750.3 8.63.2 36.76 0.520.4二、笔算。 3.470.65 97.541.93 9.532.91 79.85.2 8.526.13 73.226.4 30.2 75.446.08 1.490.2 54.191.19 9.795.24 6434.1 8.531.56 70.074.54 2.280.45 77.826.86 一、口算。 3.10.6 9.56.3 61.15 0.630.246.70.9 8.63 9.81.5
10、0.710.047.40.9 6.99.6 28.25 0.840.246.70.2 6.24.2 9.44.8 0.590.455.60.2 3.77.3 76.31 0.820.2二、笔算。 1.240.87 39.333.54 8.725.45 92.16.8 8.173.83 64.027.85 7.840.71 21.675.14 8.840.85 69.215.42 8.341.38 66.430.2 7.884.94 54.999.28 2.840.45 46.994.53 一、口算。 8.90.8 1.66.7 30.77 0.730.082.20.5 8.41.6 9.60.
11、2 0.980.247.30.7 4.74.2 52.34 0.630.214.60.9 5.80.3 95.6 0.830.2330.4 9.13.1 38.98 0.670.1二、笔算。 7.870.68 87.622.7 9.784.61 81.813.8 8.032.19 84.599.28 9.590.65 68.886.02 9.610.36 50.448.97 9.941.18 68.31.4 8.735.24 99.949.72 9.870.12 88.387.77 一、口算。 6.10.4 4.21.1 88.75 0.760.077.90.3 7.92.9 6.84.4 0
12、.570.252.90.6 7.26.2 45.29 0.670.276.30.4 8.53.1 8.54 0.670.077.20.8 8.37.7 51.58 0.570.04二、笔算。 5.270.62 69.534.69 9.15.75 84.110.5 8.321.23 40.98.62 3.390.27 32.568.33 1.270.33 94.921.77 7.164.94 67.136.5 9.274.09 84.369.9 7.850.36 87.575.82 一、口算。 2.20.5 4.24.2 72.73 0.530.364.30.7 9.91.2 7.21.7 0.
13、680.027.40.5 8.30.9 17.98 0.960.44.90.1 6.91.4 83.7 0.840.351.30.9 65.1 17.27 0.820.4二、笔算。 6.480.24 65.128.15 8.864.85 68.716.7 7.292.84 43.953.48 6.770.81 57.63.4 7.330.09 22.488.57 8.731.64 7226.4 9.634.19 84.688.24 5.410.92 73.868.1 一、口算。 2.10.4 8.25.8 64.98 0.790.114.30.1 6.74.3 8.71.4 0.820.371
14、.30.5 3.97.3 34.63 0.710.11.70.9 5.92.5 9.22 0.630.195.50.6 6.53 87.92 0.990.01二、笔算。 2.70.4 22.813.15 9.553.86 69.62.5 8.833.2 24.059.61 2.990.65 56.659.14 2.590.69 37.791.15 8.851.36 57.76.8 7.674.01 51.941.22 9.260.22 63.558.77 一、口算。 7.70.4 1.17 47.79 0.580.0260.4 8.11.1 6.94.9 0.570.031.20.8 9.62
15、.8 19.15 0.620.031.40.8 7.31.7 63.5 0.810.235.10.9 7.51.7 63.96 0.70.16二、笔算。 3.90.34 22.518.79 7.812.7 51.626 9.321.13 85.692.42 5.650.13 10.235.67 5.980.11 20.332.26 7.281.37 89.819.5 7.272.41 91.036.98 3.280.88 13.813.26 一、口算。 8.60.7 1.28.3 74.32 0.60.014.10.6 9.90.7 9.81.8 0.830.12.90.5 4.77.8 24
16、.79 0.720.332.40.3 71.5 7.94 0.970.422.40.2 3.38 89.35 0.850.09二、笔算。 3.30.85 50.316.72 7.036.71 57.227.3 8.713.93 67.519.37 9.320.52 40.29.23 8.150.26 65.424.97 95.55 64.112.6 8.192.23 74.489.32 8.050.37 47.651.65 一、口算。 7.90.5 2.90.2 25.56 0.790.216.70.5 9.91.2 8.31.3 0.610.355.90.6 1.53.3 12.12 0.8
17、70.416.50.9 9.90.4 7.84.3 0.640.438.50.8 4.65.8 85.59 0.70.22二、笔算。 9.470.2 94.392.68 7.462.03 50.723.6 9.091.3 93.648.28 2.750.72 46.451.9 3.350.16 94.16.67 7.923.98 68.15.9 9.524.17 53.248.67 2.270.5 88.548.49 一、口算。 7.30.2 7.88.9 12.26 0.780.483.30.5 9.23.6 9.14.3 0.790.432.60.2 4.92.2 43.16 0.990.
18、472.90.4 8.33.8 9.91.7 0.930.446.30.6 4.75.8 20.82 0.590.42二、笔算。 8.70.92 52.133.39 8.723.06 50.916.3 8.843.01 91.26.01 1.040.63 99.322.49 8.720.38 57.475.08 8.64.61 88.245.8 7.471.57 33.748.41 1.030.45 34.175.47 一、口算。 4.80.1 7.61.8 61.45 0.890.055.10.4 8.20.2 9.72.8 0.540.347.20.6 5.59.5 53.11 0.610
19、.397.10.9 9.81.1 6.74.6 0.660.025.40.3 0.82.1 15.86 0.60.31二、笔算。 5.160.84 24.792.11 8.295.59 70.19.5 9.892.61 30.65.81 1.780.36 14.427.49 6.890.15 36.248.59 9.374.95 74.811.8 7.655.52 391.44 5.860.87 37.067.37 一、口算。 7.70.1 3.83.4 27.73 0.670.424.30.2 72.9 85 0.630.36.50.2 8.16.9 74.16 0.510.032.30.6 5.92.1 7.22 0.780.276.60.4 0.31.5 72.73 0.970.25二、笔算。 3.210.68 75.255.88 7.426.19 80.73.6 8.956.33 41.992.57 4.820.18 546.92 4.340.4 15.491.81 9.392.52 60.317.4 8.152.46 15.619.95 7.070.73 47.34.12
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