1、人教版四年级数学下册小数加减法混合运算专项练习题130一、口算。 1.90.7 6.43 0.830.2 60.54.50.9 6.84.3 0.760.42 8.50.64.90.7 6.81.3 0.610.24 6.30.25.30.3 73.7 0.880.21 5.50.16.70.1 7.32.3 0.90.24 60.62.30.3 7.31.3 0.670.32 3.40.26.80.4 6.43.5 0.790.26 8.10.55.20.9 6.80.2 0.750.41 3.10.3二、混合运算。 0.650.267.6 5.90.492.51 71.951.711.6
2、74.9646.4760.54 88.4234.3414.21 7.542.742.98 60(2.430.12) 81.3(18.82.2) 9.642.023.27 一、口算。 7.90.7 6.82.5 0.60.48 4.60.53.40.4 60.1 0.780.18 2.50.57.40.1 8.10.6 0.710.24 3.70.98.90.6 7.22.6 0.880.24 6.60.85.80.3 8.92.1 0.730.08 8.70.290.2 8.52.8 0.720.48 8.80.64.60.9 8.93.8 0.630.28 4.40.52.10.2 6.54
3、 0.60.41 2.20.3二、混合运算。 0.680.092.4 9.50.283.72 89.31372.8 83.635.7928.32 85.1521.1897.27 8.684.641.72 60(3.970.11) 61.7(10.35.5) 3.961.691.1 一、口算。 1.90.4 7.72.2 0.840.35 1.40.42.20.1 8.71.8 0.70.43 1.60.18.20.7 73.5 0.880.11 5.30.16.10.6 8.14.4 0.660.05 2.80.46.80.3 8.62.3 0.840.02 7.40.78.70.4 6.84
4、 0.870.08 1.10.66.20.2 61.9 0.830.45 5.70.42.70.1 7.53.7 0.740.2 7.10.5二、混合运算。 0.680.111.6 8.40.723.28 50.515.328.1 87.6634.0563.25 82.3747.9294.48 5.852.013.76 20(8.040.13) 99.9(12.69.4) 4.933.171.34 一、口算。 40.4 7.20.9 0.870.3 40.26.70.9 8.82 0.780.12 6.20.82.30.5 8.70.2 0.70.09 6.10.87.90.7 8.72.6
5、0.680.05 5.60.91.70.3 6.41.8 0.720.44 70.54.20.9 7.61 0.820.03 7.70.54.50.2 8.24.4 0.660.41 7.60.93.40.8 83.9 0.820.44 8.60.7二、混合运算。 0.60.187 6.40.890.11 43.910.632.8 76.4121.8599.79 77.0839.4379.08 9.575.241.09 40(6.540.5) 67.9(18.59.8) 7.734.511.27 一、口算。 80.6 8.44.4 0.830.26 80.22.50.8 7.42.9 0.74
6、0.25 4.10.540.5 6.34.6 0.890.13 3.60.61.20.1 61.7 0.680.24 80.66.90.1 7.12.3 0.650.4 5.40.38.90.8 7.14.5 0.810.38 2.40.12.70.6 8.60.9 0.670.27 2.40.55.40.3 7.14.7 0.790.27 1.60.2二、混合运算。 0.760.496.3 7.20.410.59 55.111.933.3 89.2912.4440.37 79.7419.3589.42 3.641.571.49 20(8.320.75) 83.5(15.73.3) 9.191
7、.337.49 一、口算。 50.3 8.24.2 0.610.38 5.80.57.10.7 84.1 0.840.49 1.90.16.30.4 8.83.7 0.860.03 6.40.54.40.9 8.70.2 0.60.23 7.20.45.40.4 6.60.1 0.790.25 8.80.27.20.2 8.94.5 0.710.27 5.30.13.10.1 6.71.1 0.650.49 2.60.32.80.2 7.80.1 0.820.48 3.20.3二、混合运算。 0.690.223.5 7.30.171.83 98.362.927.7 6021.6611.75 6
8、0.1727.8471.6 9.627.571.14 80(1.590.18) 69.6(28.47.8) 6.853.782.45 一、口算。 4.70.4 8.54.3 0.710.21 7.30.18.60.6 8.72.2 0.620.06 3.90.910.1 91.9 0.640.04 1.60.97.20.8 74.2 0.650.1 3.40.31.90.6 6.61.3 0.850.04 4.70.52.90.1 7.43.8 0.820.3 3.60.44.30.5 6.42 0.780.28 3.40.57.70.6 6.11.2 0.790.48 8.30.1二、混合运
9、算。 0.850.242.8 60.650.35 82.146.633.6 84.3431.8782.14 65.0641.3752.98 8.626.951.04 60(4.250.76) 92.1(24.84.8) 8.33.92.6 一、口算。 3.50.4 74.8 0.680.05 3.30.86.50.7 8.41.8 0.710.41 5.70.11.10.9 7.31.4 0.880.02 1.30.92.60.8 6.23.5 0.80.24 5.10.910.7 7.54.4 0.770.04 5.90.730.3 6.40.4 0.850.02 10.590.3 7.23
10、.1 0.610.1 3.80.58.90.4 6.30.3 0.630.38 8.50.1二、混合运算。 0.630.264.4 8.10.241.76 56.61716.1 84.1810.281.79 72.325.0985.87 9.287.11.02 40(6.330.56) 77.4(19.26.1) 9.271.644.61 一、口算。 2.40.8 71 0.810.37 4.40.13.50.2 8.80.4 0.640.01 10.37.90.3 7.53.7 0.70.04 2.10.33.50.2 71.3 0.780.37 8.20.190.6 8.61.3 0.620.24 60.64.60.4 6.11.4 0.840.49 8.40.96.50.5 8.63.4 0.60.31 6.50.26.60.1 7.70.4 0.61
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