1、四年级数学下册小数加减法专项练习题154一、口算。 7.10.5 2.43.3 53.58 0.990.421.80.9 6.72.3 8.34.8 0.690.264.20.7 3.28.3 93.55 0.520.4470.1 8.74.7 7.21.4 0.720.095.10.6 1.80.9 46.73 0.760.01二、笔算。 3.080.44 76.696.34 9.091.47 62.649.4 9.586.74 36.368.14 6.260.39 80.27.64 5.90.31 55.529.2 8.895.25 86.336.8 9.036.72 16.777.42
2、4.030.54 69.057.19 一、口算。 1.90.2 53.1 50.14 0.620.131.40.3 9.74.3 62.6 0.990.467.80.8 0.72.2 53.39 0.970.353.70.7 9.31.1 8.61.5 0.780.082.20.4 5.94.7 40.84 0.990.38二、笔算。 3.760.89 91.592.07 7.966.9 66.810.1 8.935.21 86.745.47 1.110.67 82.542.46 9.250.12 40.582.17 7.46.21 92.225.4 8.913.87 143.12 1.080
3、.49 78.955.96 一、口算。 6.10.4 14.9 85.12 0.520.247.20.4 5.31 9.80.6 0.590.184.50.2 1.42.6 50.65 0.890.438.60.3 8.14.9 60.7 0.550.46.40.6 0.72.6 61.13 0.690.3二、笔算。 9.020.36 33.686.02 7.161.76 87.820.4 9.24.2 72.36.23 8.420.2 29.235.13 1.560.15 64.799.23 7.383.52 85.16.5 7.544.8 15.337.97 3.990.54 12.188
4、.16 一、口算。 2.70.8 7.18.7 75.18 0.870.391.60.8 5.63 9.32.1 0.660.222.70.2 1.45.8 88.56 0.580.384.70.5 9.31.2 6.81.3 0.570.192.10.5 4.64 97.59 0.90.36二、笔算。 2.570.46 64.087.15 94.08 742.1 9.563.86 20.336.79 4.820.01 40.925.26 1.660.4 60.384.89 8.566.49 70.342.9 8.323.97 64.137 7.420.99 98.446.35 一、口算。 3
5、.50.8 1.55 68.31 0.950.14.50.5 5.23.2 6.33.1 0.620.262.80.9 2.44 58.69 0.860.4930.1 8.22.4 7.80.1 0.880.467.50.2 6.47.6 22.55 0.740.02二、笔算。 3.50.08 20.794.69 8.973.09 79.625 7.783.62 92.192.41 7.410.17 80.776.19 1.750.8 94.994.13 9.166.14 79.97.2 8.934.9 97.488.97 8.010.64 11.166.94 一、口算。 1.80.3 7.2
6、8.9 51.81 0.850.024.20.1 6.82.1 9.84.6 0.60.412.30.5 6.97.2 59.41 0.890.126.10.1 9.21 8.65.8 0.530.2750.1 5.23.5 37.77 0.650.24二、笔算。 9.150.24 42.136.24 9.125.57 74.243.4 8.351.38 24.576.24 6.720.54 53.228.84 8.170.2 95.657.83 7.23.4 58.330.3 8.393.97 10.841.42 2.990.54 33.132.55 一、口算。 7.80.3 7.32.1
7、12.54 0.720.446.60.8 5.94.1 8.24.5 0.950.27.60.8 1.28.7 68.31 0.730.125.90.7 6.82 8.73.3 0.980.237.50.8 0.26.8 50.72 0.70.16二、笔算。 4.830.39 24.251.27 9.153.61 9943.1 8.753.62 23.91.32 7.510.8 85.133.6 6.210.97 21.738.94 8.96.86 66.830.2 75.59 35.974.51 2.810.5 50.563.72 一、口算。 20.4 0.31.8 15.28 0.640.
8、283.60.9 8.52.3 6.63.8 0.610.351.10.7 9.55.3 65.95 0.960.477.70.7 6.81.5 7.93.3 0.830.111.60.2 7.83.7 58.14 0.550.34二、笔算。 6.40.77 59.625.55 8.523.01 79.734 9.33.44 39.858.3 6.80.07 33.755.38 9.570.19 97.355.47 8.771.29 96.319.3 9.075.02 89.679.81 7.190.31 32.53.81 一、口算。 6.40.9 9.67.5 56.93 0.710.175
9、.40.1 7.24.8 7.83.2 0.770.245.50.8 6.68.1 35.21 0.560.0890.1 7.92.6 9.25.9 0.80.068.30.2 1.29.6 56.21 0.840.3二、笔算。 1.030.68 68.013.27 8.581.08 63.96.1 9.045.26 13.485.67 6.130.97 35.733.91 5.570.45 33.265.73 9.714.72 88.637.1 9.941.04 48.332.82 2.790.68 68.585.48 一、口算。 2.10.5 0.69.9 26.92 0.60.476.2
10、0.7 7.91 8.55.4 0.940.472.10.5 9.44.5 63.68 0.580.144.50.1 9.54.2 6.21.7 0.520.484.60.6 3.58.8 93.98 0.590.2二、笔算。 3.460.68 13.785.36 8.266.73 71.122 9.985.17 48.634.75 4.060.55 48.373.01 2.980.8 99.521.52 9.272.5 66.32.2 7.292.79 21.294.87 9.90.65 37.792.9 一、口算。 60.3 7.20.3 90.49 0.650.086.90.5 74.1
11、 7.35.3 0.740.473.60.5 31.5 51.18 0.990.342.10.4 8.14.4 7.42.4 0.870.3930.8 2.72 71.45 0.990.43二、笔算。 8.770.86 23.51.12 9.122.99 88.326.9 9.026.51 75.031.83 6.890.04 81.281.73 1.740.53 15.83.87 8.476.32 83.315.7 8.192.79 53.238.37 1.170.18 29.735.74 一、口算。 7.80.5 0.32.8 35.41 0.60.276.20.8 8.44.5 8.40
12、.6 0.740.346.60.3 2.56.5 36.66 0.70.188.40.8 5.33.7 8.84.1 0.770.286.70.2 9.31.2 54.81 0.570.05二、笔算。 1.520.53 58.911.43 7.174.22 69.915.1 7.635.81 50.952.69 8.520.25 13.383.55 3.410.79 48.832.23 8.681.14 9112.5 9.585.79 20.843.31 9.550.58 60.539.81 一、口算。 6.30.5 3.35.2 98.88 0.850.436.50.7 80.1 6.51.
13、8 0.560.012.30.6 6.61.5 63.21 0.670.266.40.9 7.83.2 7.45.6 0.640.423.70.5 5.50.3 53.85 0.920.15二、笔算。 8.040.22 61.879.11 9.782.41 58.214.7 8.321.58 46.879.55 5.110.83 96.747.67 4.870.06 50.095.18 9.563.48 55.541.1 9.595.68 11.077.35 1.120.24 97.128.85 一、口算。 3.50.9 16.7 25.18 0.60.084.70.9 8.13.1 70.6
14、 0.780.098.50.4 3.94.5 12.62 0.870.017.70.9 9.61.8 8.53.6 0.950.0860.9 1.54.6 24.36 0.890.07二、笔算。 9.070.81 46.229.06 9.32.05 74.146.8 7.745.89 33.895.64 8.590.27 86.096.33 1.560.44 86.382.49 9.532.64 59.933.5 7.143.48 65.374.68 4.940.99 87.71.34 一、口算。 3.10.2 4.52.5 17.95 0.820.381.10.7 5.54.2 8.55.8
15、 0.510.357.30.2 1.60.8 43.89 0.840.275.20.1 6.82.3 9.45.7 0.850.1220.5 7.23.6 70.93 0.990.3二、笔算。 6.230.33 49.133.19 7.22.93 96.210.5 8.536.36 90.82.37 9.730.94 47.494.77 5.350.27 63.878.95 9.682.28 64.810.8 9.836.9 51.792.54 6.870.02 97.399.9 一、口算。 8.90.2 6.13.3 25.58 0.790.245.60.6 52.4 9.40.8 0.56
16、0.357.30.6 5.99.5 94.99 0.590.471.10.3 7.92 8.44.5 0.70.044.50.4 75.6 59.18 0.610.18二、笔算。 7.90.63 65.544.07 9.713.37 64.71.5 7.043.63 94.961.56 7.730.79 25.254.95 8.130.75 82.728.02 9.172.43 61.511.3 7.233.18 28.859.98 1.890.69 69.776.45 一、口算。 4.60.6 8.85.4 13.76 0.80.32.30.2 7.61.5 8.63.8 0.540.290
17、.3 9.12.6 91.17 0.780.486.40.8 7.23.5 7.90.6 0.680.381.60.9 19.5 87.67 0.820.45二、笔算。 4.630.88 49.724.42 8.492.65 72.44.3 9.772.77 905.07 7.710.74 16.047.92 9.390.79 49.246.1 8.375.29 81.320.3 9.472.81 38.753.13 3.080.36 20.169.76 一、口算。 2.50.5 5.92.5 80.27 0.980.236.90.8 6.43.3 8.43.1 0.870.088.20.2
18、1.45.7 60.43 0.620.464.90.4 6.33 6.30.8 0.610.211.50.8 8.84.6 58.98 0.80.48二、笔算。 7.280.81 34.433.47 9.355.26 50.730.2 7.365.88 99.257.25 4.550.3 31.474.88 1.740.17 65.192.99 7.985.96 69.234 74.97 26.657 1.210.48 28.225.51 一、口算。 4.30.6 3.49.6 82.39 0.960.145.30.4 64.4 6.55.8 0.650.062.30.5 6.37.2 90.
19、39 0.870.061.10.3 6.32.1 9.83.4 0.530.332.40.6 7.92 72.69 0.780.4二、笔算。 3.380.08 36.282.04 7.683.49 66.637.6 9.891.62 84.213.99 3.820.26 96.667.81 7.10.13 76.185.61 8.743.09 94.616.2 7.24.35 58.068.26 6.070.9 42.065.15 一、口算。 8.30.5 3.27.4 74.18 0.660.364.40.5 6.60.6 90.9 0.580.1640.9 3.41.5 80.59 0.980.312.10.6 94.2 9.31.5 0.780.487.40.5 5.42.3 14.28 0.890.17二、笔算。 1.60.45 16.277.26 9.246.75 79.834.1 7.483.75 24.575.7 2.520.23 90.43.14 7.170.44 15.417.89 9.924.94 50.335.4 8.445.1 30.193.94 3.980.11 37.133.13
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