1、四年级数学下册小数加减法练习题精选89一、口算。 7.90.7 3.55.8 32.48 0.840.048.30.8 7.50.4 9.35.1 0.810.337.30.9 6.81.6 13.95 0.870.472.20.6 5.13 8.30.2 0.910.423.20.4 8.84 75.36 0.890.32二、笔算。 6.570.44 75.296.35 8.152.45 93.743.3 9.513.37 60.964.9 1.010.77 37.426.51 2.750.71 30.218.07 7.094.58 5045.5 9.321.47 84.132.22 3.1
2、30.97 66.935.55 一、口算。 5.10.5 8.75.4 17.75 0.850.3820.4 9.30.2 6.34.1 0.770.174.20.7 4.27.2 20.98 0.730.35.80.4 9.21.6 9.92.3 0.630.335.90.4 7.95.6 79.74 0.730.26二、笔算。 4.220.69 95.769.45 9.863.79 703.8 7.262.78 13.242.09 4.990.91 65.079.48 8.570.39 26.596.36 7.56.69 58.534.9 9.445.97 99.639.06 2.010.
3、86 56.033.72 一、口算。 1.50.6 89.8 46.59 0.620.2890.7 5.51 6.50.9 0.920.072.70.5 1.96.3 92.12 0.780.35.70.6 64.6 8.51.4 0.560.188.10.1 1.59.8 14.67 0.760.07二、笔算。 7.130.86 68.233.91 9.584.08 86.65 8.684.32 95.563.33 7.910.19 86.342.74 7.030.21 59.988.65 9.424.05 82.444.8 9.755.53 94.355.43 7.790.23 11.57
4、4.04 一、口算。 2.30.5 80.1 72.25 0.650.082.50.7 9.94.6 9.60.9 0.770.213.60.9 4.75.3 49.75 0.70.066.20.7 6.72.5 6.82.9 0.840.324.70.3 6.34.8 63.67 0.950.12二、笔算。 1.530.55 29.891.93 8.085.64 83.149.7 9.952.68 22.87.88 5.080.77 19.374.79 7.140.68 51.231.49 7.22.09 58.85.3 8.712.13 76.619.63 1.50.01 42.579.7
5、 一、口算。 2.50.1 5.12.9 40.87 0.510.496.10.4 6.50.8 9.14.6 0.990.355.40.3 4.67.9 32.62 0.990.362.10.2 81.4 6.93.3 0.670.138.70.9 0.30.3 38.83 0.690.18二、笔算。 3.380.74 59.522.73 7.654.64 75.632.6 7.483.44 86.421.31 6.950.13 74.26.36 9.230.16 67.17.26 9.441.6 82.130.5 9.346.34 48.485.95 2.260.02 27.41.06 一
6、、口算。 60.4 1.87.4 25.62 0.910.188.60.2 5.24.9 9.44.3 0.690.227.60.5 5.77.8 57.49 0.880.483.80.6 8.94.8 8.24.5 0.680.143.40.9 98 59.32 0.580.33二、笔算。 4.340.72 76.145.82 9.491.14 94.13 7.734.41 68.135 8.150.83 35.017.64 5.040.74 55.652.48 9.054.66 74.214.7 9.374.36 47.751.11 7.20.96 22.12.61 一、口算。 2.70.
7、5 9.46.4 13.29 0.610.3870.7 7.20.3 9.11.8 0.690.261.80.3 86.4 88.59 0.530.072.70.7 6.40.3 8.34.1 0.730.278.20.8 6.84.3 14.27 0.90.33二、笔算。 7.870.08 88.61.48 7.883.73 57.923 8.92.31 34.674.57 9.010.07 85.473.21 7.590.21 61.366.17 8.641.63 89.910.7 9.382.68 26.519.11 7.290.31 98.76.06 一、口算。 5.50.2 0.38
8、.4 11.97 0.940.181.90.1 9.43.8 7.72 0.850.274.90.9 0.45.4 84.45 0.890.217.10.6 9.82.6 9.52.2 0.740.217.40.8 0.68.9 69.75 0.930.02二、笔算。 7.40.54 24.055.42 9.531.56 79.447 8.773.69 41.056.93 4.810.22 54.43.24 9.650.1 57.524.35 8.955.72 74.546.2 9.591.48 39.319.77 3.810.77 92.787.07 一、口算。 3.80.4 0.16.9
9、75.44 0.790.463.20.3 9.62.1 7.85.6 0.730.23.60.1 3.77 75.71 0.840.118.60.4 6.60.9 6.23.2 0.770.445.10.1 2.74.1 20.74 0.570.13二、笔算。 7.420.88 712.45 8.083.85 65.111.2 9.123.65 62.153.7 8.960.83 58.081.3 1.340.62 23.397.5 9.565.59 71.526.4 7.533.77 13.197.9 1.740.01 95.763.37 一、口算。 1.90.8 5.56.8 38.29
10、0.530.298.50.3 60.2 6.13.1 0.770.4450.9 9.73.7 57.33 0.890.058.10.9 8.61.8 94.6 0.630.041.10.8 7.97.7 26.21 0.660.09二、笔算。 6.420.08 67.354.94 9.22.99 95.926.5 9.896.67 48.782.03 9.630.48 56.912.27 7.680.85 28.155.04 9.874.15 612 7.92.79 48.68.01 8.080.65 28.724.09 一、口算。 1.40.9 3.64.7 56.51 0.570.056.
11、50.7 9.10.6 8.34.4 0.950.455.80.4 6.52.7 16.64 0.990.415.80.4 7.53.6 9.31.1 0.60.311.90.4 6.22.8 25.28 0.710.41二、笔算。 8.240.66 32.678.84 7.626.39 68.620.2 9.624.91 23.299.84 5.520.86 88.661.56 1.140.56 24.891.46 7.44.44 70.316.8 7.964.25 52.649.62 5.470.14 60.629.85 一、口算。 7.20.5 1.52.3 60.18 0.980.38
12、80.6 6.62.1 9.65.6 0.920.357.40.3 5.32.6 11.66 0.920.1660.1 54.2 6.22.3 0.610.22.70.1 49.1 95.22 0.650.43二、笔算。 8.940.3 48.588.38 9.332.63 98.310.8 9.331.45 78.412.72 2.430.28 89.411.95 5.910.1 51.983.99 9.123.81 57.813.2 7.271.81 10.899.75 6.880.79 78.95.81 一、口算。 6.20.3 7.87.2 78.42 0.840.164.10.8 9
13、2.5 6.80.9 0.960.0880.3 5.47.3 21.52 0.530.077.10.9 7.82.2 8.40.4 0.880.248.20.3 0.90.6 98.12 0.760.47二、笔算。 3.870.81 46.959.1 8.423.19 88.342.2 72.06 40.798.12 6.720.48 12.128.82 3.170.28 57.778.99 9.363.52 63.145 7.371.07 34.996.3 4.480.58 20.447.59 一、口算。 1.90.4 7.63.6 69.15 0.870.427.20.2 8.62.2 9
14、.53.9 0.850.414.10.1 1.71.9 89.56 0.870.184.40.2 8.74.3 73.8 0.570.295.40.8 3.86 46.65 0.860.1二、笔算。 2.840.92 56.663.66 7.274.13 51.836.2 8.762.43 13.28.02 1.360.09 63.075.88 1.070.27 13.897.98 8.471.75 69.643 7.354.18 44.46.79 7.390.63 37.411.28 一、口算。 2.20.2 62.2 54.26 0.510.0250.4 7.34.2 9.91.9 0.8
15、0.490.7 8.28.5 65.59 0.940.248.10.4 60.5 8.62.6 0.920.188.80.9 4.16 25.84 0.720.05二、笔算。 4.670.71 58.321.46 7.734.4 61.518.4 9.343.6 70.054.15 7.290.35 27.756.54 2.380.12 22.912.75 7.94.18 9146.5 9.741.91 63.974.8 5.090.73 45.484.58 一、口算。 6.60.8 5.51.7 30.24 0.60.18.50.2 7.54 9.91.4 0.860.047.40.7 45
16、.9 24.96 0.770.347.30.8 9.50.7 6.24.1 0.970.1350.1 1.15.5 14.31 0.840.33二、笔算。 4.070.84 92.898.01 9.84.18 70.936.4 9.844.63 39.788.3 8.780.45 85.083.64 9.740.83 78.349.97 8.344 65.51.6 9.522.6 88.345.54 7.570.6 29.619.81 一、口算。 8.60.4 2.96.5 41.43 0.730.123.50.5 6.13 7.62.8 0.550.386.30.3 3.18.7 85.98
17、 0.620.3250.8 8.53.8 9.15.2 0.930.33.60.5 8.60.4 25.25 0.810.15二、笔算。 1.290.76 91.75.87 8.123.22 695.4 7.393.32 97.119.42 7.060.85 73.85.74 8.080.44 73.672.21 7.922.15 9421.1 8.225.49 46.827.27 6.50.79 44.981.84 一、口算。 2.70.8 5.45.9 28.67 0.50.424.20.3 6.84.7 7.93 0.60.268.60.1 0.82.8 22.58 0.850.336.
18、70.6 8.33.2 7.81.3 0.740.25.90.7 7.79.9 25.34 0.510.39二、笔算。 2.830.44 99.756.03 8.536.41 53.217 7.136.88 19.154.96 7.590.66 73.465.36 6.710.19 48.051.14 7.663.13 60.347.2 8.262.48 26.684.11 7.840.53 976.39 一、口算。 4.30.2 7.76.9 26.39 0.890.4210.3 9.71.8 8.92.7 0.560.045.40.5 9.12.8 71.15 0.970.497.20.6
19、 8.41.3 7.41.8 0.890.372.80.9 9.93.4 72.76 0.710.41二、笔算。 3.80.99 83.112.57 9.474.15 8530 9.065.39 43.634.48 7.070.52 59.021.17 1.890.38 39.931.5 84.87 59.33.7 7.73.39 73.364.36 1.080.68 68.965.29 一、口算。 2.50.7 7.98.1 13.57 0.830.325.20.2 73.7 6.52.3 0.540.346.60.4 1.42.5 98.92 0.780.413.60.2 7.81.7 7.25.6 0.540.225.80.1 2.52.3 21.23 0.520.49二、笔算。 1.780.41 72.654.95 7.715.59 71.335.9 8.745.5 18.579.36 3.070.06 53.193.54 9.830.04 90.845.38 8.031.01 65.832.6 9.532.65 62.962.6 1.260.55 52.196.61
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