1、 小数乘法竖式计算 A 8.63.25 0.3250.14(保二) 3.25.06 18.2534 9.354.2 15.079.8 7.020.56(保一) 4.020.11 0.783.1 0.8422.5(保一) 33.6480 12.43.5 B 4033.5 1.431.7 8.022.8 1.363.7(保二) 0.250.08 2.80.65 1.83.4 3.60.74 5.241.2 2.310.23(保二) 2.651.4 4.4500C 2.870.13 20.41.3 5.60.36(保一)8.0423 6.240.15 16.73.2 8.030.26(保二) 352
2、1.2 65.30.11 0.122.6 0.980.13 6.413.4 D 2.551.4 50.64.3 87.51.2 0.1453.1(保二) 0.1030.23 2.642.5 8.14.7 5.210.44 0.750.24 3.70.102 43.5300 6.412.7E 4.310.05 1.210.5 3.76.48 6.050.53 0.0480.13 1.230.99 6.33.6 8.10.42 12.6180 4.261.5 3501.4 5 .04600 小数除法(1)68.84(2)85.4416(3)67.515(4)289.918 (5)101.79(6)
3、243.264(7)16.828 (8)15.624(9)0.13815(10)1.3527(11)0.41632(12)3.6452(13)91.23.8(14)0.7560.18(15)51.30.27(16)260.13(17)2101.4(18)2.6880.56(19)10.62525(20)12645(21)1025(22)2.77.5(23)150.06(24)25.60.0322、下面各题,商保留一位小数。(25)14.362.7(26)8.336.2(27)1.70.033、下面各题,商保留二位小数。(28)3242(29)1.251.2(30)2.410.7小学数学五年级上
4、册简便计算练习10.250.28 0.1253.22.5 3540.2 0.2540.254 3.59.9 3.599+3.5 3.5101-3.5 3.59.9+3.50.1 3.52.7+350.73 3.52.7-3.50.7 (32+5.6)0.8 3.50.6-0.50.6 4.93.5 70.254 70.125 8 7.35(7.350.25) 7.35(7.350.25) 7.325-(5.325+1.7) 3.29+0.73+2.27 3.29-0.73-2.27 7.5+2.5-7.5+2.5 7.325-3.29-3.325 7.325-(5.325+1.7) 7.325
5、-(5.325-1.7) 3.29+0.73-2.29+2.27 3.290.254 63.42.50.44.91.41.54) 2.52.42.745 0.351.2520.8 32.40.90.132.4 150.2528.610128.6 0.8615.70.8614.7 2.4102 2.648.677.3611.33 2.311.20.5(2.50.25)0.4 9.161.50.59.16 3.63.60.57.60.80.27.6 0.85199 脱式计算6.94.83.1 0.4566.223.78 15.89(6.755.89) 4.025.40.985.171.83.2 1
6、3.75(3.756.48) 3.687.562.68 7.852.340.854.6635.61.815.67.2 3.822.90.189.1 9.64.83.67.140.532.47 5.272.860.661.63 13.354.682.6573.81.6413.85.36 47.87.45+8.8 0.398+0.36+3.6415.75+3.590.59+14.25 66.868.661.34 0.2516.24(1.250.125)820(2.441.8)0.40.15 28-(3.4+1.252.4) 2.557.1+2.457.17779+11113 0.815.5-(3.
7、21+5.79) (31.8+3.24)531.54(6+3) 0.64257.8+2.2 22.5+2.5219464.81.80.9 36.724.259.9 51807056242.42.50.8 (4121+2389)7 67115-97446912+1492 405(3213-3189) 3.416(0.01635)0.8(106.76)1.2 19.46.12.3 5.670.2-0.62(2.50.25)0.4 9.161.50.59.16 3.63.60.563.42.50.4 4.91.4 3.9(1.35) (7.71.54)0.72.52.4 2.745 0.351.25
8、20.8 32.40.90.132.4150.25 4.51.8 4.23.5 9300.65 3.6510.115(0.150.4) 3.20.2512.5 30.814(9.851.07)60(9.528.9)0.18 2.8810.430.243.53.6102 3.723.56.283.5 36.83.96.115.613.115.615.62.1 4.87.8780.52 324.90.94.8100.1 56.59.956.5 7.0910.80.87.0925.48(9.40.52) 4.23.5 3201.25818.769.918.76 3.522.50.4 3.94.16.
9、15.95.63.5 9.60.80.4 4.2994.2 17.8(1.784)0.491.4 1.252.532 15.20.254 0.89100.1 146.5(2346.5)3.834.563.835.44 4.3612.58 9.7999.727.53.77.53.7 8.542.50.4 0.65101(45.932.7)80.125 3.140.6831.40.0325.61.250.82.50.4 7.20.22.41.4 8.91.017.74(2.81.3)1.52.26 3.92.73.97.3181.80.1250.8 12.79.91.27 21(9.33.7)5.
10、615.02-6.8-1.02 5.411-5.42.316+2.323+2.3 9.43-(6.28-1.57) 3.654.736.50.3746572386 13.70.253.74 2.229.9+6.666.71010.87-0.9187 10.716.1-15.110.7 0.791994.8+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 7.54.96.53.070.381.62 1.293.72.716.3 82.451.55
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