四年级竖式计算.doc

四年级下册计算题库（一）小数的加法和减法 1. 小数数位相同的加减法（竖式计算） 27.38+4.83= 26.75+2.83= 3.64-2.58= 6.52-3.44= 15.31+13.51= 5.5+4.5= 3.27-2.49= 11.65-7.39= 19.01-7.99= 7.51+0.49= 5.48-3.25= 4.8+18.9= 10.3+58.7= 8.03-4.56= 9.03-8.57= 8.25+1.55= 9.43-9.05= 1.75+2.08= 4.28-3.37= 4.13+2.24= 4.17+2.53= 5.07-0.98= 5.67-0.73= 13.18+5.27= 5.16+7.89= 2. 小数数位不同的加减法（竖式计算） 26.8+3.02= 6.07-4.993= 3.7+2.36= 15.4+2.97= 10.2-8.75= 7.3-2.25= 3.8+3.54= 3.05-2.9= 3.1-2.07= 12.7+6.58= 7.81-3.735= 12.16+5.347= 0.4-0.125= 18.7+3.96= 9.6+4.78= 5.67-0.845= 0.506-0.19= 11.04-7.3= 1.4-0.405= 62.1-17.07= 1.4-0.405= 3.906+0.66= 43.5-27.34= 15.98-3.9= 75.6-3.55= 5.94+10.7= 12.03+0.875= 37.8+3.02= 0.704-0.25= 10.1-0.55= 3. 整数与小数的加减法（竖式计算） 10+10.1= 27+8.03= 26+7.98= 13.99+1= 7.88+2 = 28-3.56= 10-0.81= 10-0.36= 20-0.92= 8-7.089= 95-9.85= 20-9.42= 35.09-11= 96.85-85= 45.45-45= 10-0.41= 45-0.45= 3.57+3= 4. 小数加减混合运算（递等式计算） 5.03-2.5+0.96 22.8-5.23-9.125 23.66+4.34-3.56 5.6-0.81-1.29 15.9+3.26+4.17 67.2+41.5-71.39 10.75+0.4-9.473 16.23+8.92-7.56 50-28.5-13.45 13.79-9.653+170.57 1.5+0.68-0.306 72.8-8.6+5.84 20.8-（15.98-3.9） 32.5+（5.07+6.13） 3.52-（4.66-3.82） 5. 小数加减简便运算（递等式计算） 0.9+1.08+0.92+0.1 5.26+3.43+0.74 5.6+2.7+4.4 20.15+7.62+7.85 51.27-8.66-1.34 48.14-2.43-7.57 18.76-3.47-0.53 5.17-1.8-3.2 70.8-1.25-1.75 4.02-3.5+0.98 4.25-0.83+0.75 23.04-0.8-13.4-6.2 15.13+4.92-5.13 3.98-1.5+6.02 4.8+1.2-4.8+1.2 30.99-（8.5+15.99） 72.6-（22.6+3.45） 36.06-（5+6.06） 270.43= 1.745= 1.21.04= 0.374= 861.2= 2.40.15= 212.4= 4.328= 0.825= 2.583= 5.80.6= 3.60.4= 2.63.7= 1.560.18= 1.035.03= 0.2082= 1.111.1= 0.361.3= 2.56.5= 0.32.6= 0.9845= 3.22.5= 5.22.9= 0.688.1=3.53= 0.725= 2.054= 12.47= 2.312= 6.70.3= 2.46.2= 0.560.04= 6.70.3= 0.560.04= 3.74.6= 0.290.07= 6.58.4= 561.3= 3.22.5= 2.61.08= 0.877= 3.516= 12.542= 1.823= 0.370.4= 1.0625= 78.06= 0.60.39= 1.70.45= 1.21.4= 0.378.4= 0.861.2= 2.340.15= 212.84= 4.328= 6.825= 2.583= 581.6= 362.4= 2.563.7= 1.560.08= 1.035.3= 0.2082.5= 1.121.1= 0.3261.3= 6.56.5= 3.32.6= 0.985.5= 2.12.15= 5.22.9= 0.488.1= 26.40.063= 0.150.65=5.93 +0.19+2.81 3.070.381.62 7.32.77.32.7 1.27+3.9+0.73+16.1 48.42.7851.60.78 23.40.813.47.2 139.46 ( 58.74+ 19.46 )4.8+8.63+5.2+0.37 2.35+1.713+0.287+7.65 7.54.96.5 36.541.764.54 3.251.790.591.75 12.7（3.70.84） 25.6(0.235.6)1.77 0.4566.223.78 15.89(6.755.89) 4.025.40.98 7.852.340.854.66 35.61.815.67.2 3.822.90.189.1 9.64.83.6 7.140.532.47 5.272.860.661.63 13.354.682.65 73.81.6413.85.3647.87.45+8.8 0.398+0.36+3.64 15.75+3.590.59+14.25 66.868.661.34 36.83.96.1 324.90.9 25.48(9.40.52) 15.02 - 6.8 -1.02 9.43 -（6.28 -1.57） 4.8+8.63+5.2+0.37 5.93+0.19+2.81 1.76+0.195+3.242.35+1.713+0.287+7.65 1.57+0.245+7.43 6.02+3.6+1.980.134+2.66+0.866 1.27+3.9+0.73+16.1 7.54.96.5 3.070.381.62 1.293.72.716.3 82.451.553.251.790.591.75 23.40.813.47.2 3.20.364.81.64 1.233.40.236.6 12.7（3.70.84） 36.541.764.54 4.8+8.63+5.2+0.37 5.93+0.19+2.81 1.76+0.195+3.242.35+1.713+0.287+7.65 1.57+0.245+7.43 6.02+3.6+1.980.134+2.66+0.866 1.27+3.9+0.73+16.1 7.54.96.5 3.070.381.62 1.293.72.716.3 82.451.55面各题怎样算简便就怎样算。 （1）小数加减法计算 6.94.83.1 0.4566.223.78 15.89(6.755.89) 4.025.40.98 5.171.83.2 13.75(3.756.48) 3.687.562.68 7.852.340.854.66 35.61.815.67.2 3.822.90.189.1 9.64.83.6 7.140.532.47 5.272.860.661.63 13.354.682.65 73.81.6413.85.36 47.87.45+8.8 0.398+0.36+3.64 15.75+3.590.59+14.25 66.868.661.34 36.83.96.1 324.90.9 25.48(9.40.52) 3.94.16.15.9 15.02-6.8-1.02 324.90.9 146.5(2346.5) 9.43-（6.28-1.57） 4.8+8.63+5.2+0.37 5.93+0.19+2.81 1.76+0.195+3.24 2.35+1.713+0.287+7.65 1.57+0.245+7.43 6.02+3.6+1.98 0.134+2.66+0.866 1.27+3.9+0.73+16.1 7.54.96.5 3.070.381.62 1.293.72.716.3 82.451.55 3.251.790.591.75 23.40.813.47.2 3.20.364.81.64 1.233.40.236.6 12.7（3.70.84） 36.541.764.54 147.322.68 2.648.677.3611.33 （2）小数乘法计算 0.2516.24 (1.250.125)8 3.6102 3201.258 3.723.56.283.5 1 4.87.8780.52 0.8100.1 5.613.115.615.62.1 4.23.5 7.0910.80.87.09 18.769.918.76 3.522.50.4 56.59.956.5 515.613.115.615.62.1 4.87.8780.52 4.23.5 4.8100.1 56.59.956.5 7.0910.80.87.09 18.769.918.76 3.522.50.4 3201.258 9.60.80.4 4.2994.2 15.20.254 0.89100.1 17.8(1.784) 0.491.4 1.252.532 3.6510.1 3.834.563.835.44 9.7999.7 3.140.6831.40.032 27.53.77.53.7 8.542.50.4 0.65101 3.20.2512.5 (45.932.7)80.125 5.61.250.82.50.4 4.3612.58 7.20.22.41.4 8.91.01 7.74（2.81.3）1.52.26 3.92.73.97.3 181.80.1250.8 12.79.91.27 21（9.33.7）5.6 5.411-5.4 4.51.8 4.23.5 63.42.50.4 4.91.4 3.9（1.35） 9300.65 7.71.54）0.7 2.52.4 2.745 15（0.150.4） 0.351.2520.8 32.40.90.132.4 150.25 （2.50.25）0.4 9.161.50.59.16 3.63.60.5 7028 0.8（4.31.25） 3.123.1299 28.610128.6 0.8615.70.