五年級(jí)脫式計(jì)算題天天練.doc

第一天（脫式計(jì)算）0.4566.223.7815.89(6.755.89)4.025.40.985.171.83.213.75(3.756.48)3.687.562.687.852.340.854.6635.61.815.67.23.822.90.189.19.64.83.67.140.532.475.272.860.661.6313.354.682.6573.81.6413.85.3647.87.45+8.80.398+0.36+3.6415.75+3.590.59+14.2566.868.661.340.2516.24(1.250.125)8第二天（脫式計(jì)算）3.723.56.283.536.83.96.115.613.115.615.62.14.87.8780.52324.90.94.8100.156.59.956.57.0910.80.87.0925.48(9.40.52)4.23.53201.25818.769.918.763.522.50.43.94.16.15.95.63.59.60.80.44.2994.217.8(1.784)0.491.41.252.532第三天（豎式計(jì)算）3.680.250.3961.2=0.7560.36=15.613=0.1815=0.0214=3.0636=0.040.123.842.65.7637.152290.753.33.680.2516.90.131.553.95.20.63.70.0168.41.313.760.8=4.480.4第四天6.40.55.25535.44.23.080.43=0.0420.540.760.320.250.0461.526.7=2.523.44.60.6=8.90.05=1.08250.120.50.160.1251.4=4.80.250.430.28=6.450.73=15.20.2540.89100.1146.5(2346.5)第五天4.3612.589.7999.73.834.563.835.448.542.50.40.6510127.53.77.53.73.140.6831.40.0325.61.250.82.50.4(45.932.7)80.1258.91.017.74（2.81.3）1.52.267.20.22.41.4181.80.1250.812.79.91.273.92.73.97.315.02-6.8-1.025.411-5.421（9.33.7）5.69.43-（6.28-1.57）3.654.736.50.37第六天13.70.253.742.229.9+6.666.74657238610.716.1-15.110.70.791991010.87-0.91875.93+0.19+2.811.76+0.195+3.244.8+8.63+5.2+0.371.57+0.245+7.436.02+3.6+1.982.35+1.713+0.287+7.651.27+3.9+0.73+16.17.54.96.50.134+2.66+0.8661.293.72.716.382.451.553.070.381.629.161.50.59.163.63.60.5第七天4.91.43.9（1.35）63.42.50.42.52.42.745（7.71.54）0.732.40.90.132.4150.250.351.2520.84.23.59300.654.51.815（0.150.4）3.20.2512.53.6510.160(9.528.9)0.182.8810.430.243.530.814(9.851.07)28-(3.4+1.252.4)2.557.1+2.457.1第八天0.815.5-(3.21+5.79)（31.8+3.24）57779+111130.64257.8+2.222.5+2.5231.54(6+3)20(2.441.8)0.40.158.41.319464.81.80.936.724.259.951807056242.42.50.8(4121+2389)767115-97446912+1492405(3213-3189)3.416（0.01635）0.8(106.76)1.219.46.12.35.670.2-0.6213.760.8=3.70.01690.753.3第九天7+x=19 X+120=176 58+X=90 X+150=2904.4X=444 (+X)5=15 X 4.5=903(X-4)=4631.54(6+3)(X+5) 3=16 8.8X=4.43.3X=0.3 7X=0.001 56X=5 79.4+X=95.52X+55=129 7 X=63 X 9=4.5 X 5=1006.2X=124第十天X-3.3=8.9X-77=144X-6=19X-77=275 X4.4=10 X 7=9 X78=10.5 X2.5=10087-X=22 X2.2=8 X-54.3=100 X-25.8=95.49-X=4.5 X3=33.3 77-X=21.973.2-X=52.566-X=32.39X=0.03 99-X=61.9 39X=3 第十一天15.624= 0.13815= 1.3527= 0.41632=2.6880.56=10.62525= 0.3750.025= 12645= 150.06=100.004= 2.77.5= 56.2867=10575=6.7515=22.44= 1.812=6.70.3= 2.46.2= 0.560.04=3.74.6=第12天0.290.07= 1.0625= 25.60.032= 0.370.4=6.58.4= 70.86= 0.160.25= 1.5105=0.60.86= 270.43= 4.80.25= 2.326.57.686.5 6.3452.546.456.3456.345250.3212.96000125 2.40.125 7.22.5 2.5104 537.551.25640.125 第13天0. 825= 10000.8=1.258=4560.001= 612=2340.1=315=48= 300.9=0.254=100.5= 6.80.5=3.2100=360.54200.25=3.60.25=4.540.5=8.60.5480.25=2400.5=360020=0.1250.2=2562= 18第十四天0.81.250.452.50.33.60.30.30.920.40.20.260.362.50.40.90.520.43+3.57=1.782.2 =6.60.66 =10-1.8-7.2=3.92.031.20.5-0.4 =7.22.81.2581.25 =0.70.01 =3.78100=5.370+4.63 =4.08100=123.9=3.215100=40.8 =第十五天用豎式計(jì)算 0.1815=0.02514=3.0636=0.040.125.763（保留一位小數(shù)）16.90.133.70.016=1.553.94.2326=3.70242=77.642=74.624=39.540.36=46.540.25=280.24=360.009=42365=13.760.8=5.20.6=10.13.3= （商用循環(huán)小數(shù)）第十六天2.57.14 16.129916.12 4.3500.2642.640.55.20.90.97.2899+7.282615.715.724(2.275 0.625)0.283.94+34.30.21.2(9.62.4)4.88.91.14.73.69.85-5.462.75.43.90.873.16+4.646.584.50.92.80.5+1.58、8.053.4+7.6324.90.94.84.80.5(1.250.125)84.8100.156.59956.57.0910.80.87.09第十七天12.50.42.58 8.7 17.4 - 8.7 7.49.5101 4.85 + 0.35 1.40.68 （5.2 -3.5） 1.254.8 （15 2.4）213.0.825740.5 0.81 0.186.81+6.81990.25185404.40.83.40.8(9.37+937) 2542.1.1.1.752.376.3+2.373.72.51.250.323.810.12.5(3.80.04)7.691013.810.1 460.33+540.330.2539+0.25(85.27) 1.256.81+6.8199第十八天6.80.750.53.750.1252.75 1.53+23.47.213.50.9812.58.8、0.3961.2= 0.7560.36= 15.613= 6.94.83.10.4566.223.78 15.89(6.755.8）4.025.40.98 5.171.83.2 13.75(3.756.48)3.687.562.687.852.340.854.66 35.61.815.67.23.822.90.189.1 9.64.83.6 7140.532.47第十九天13.354.682.6573.81.6413.85.3647.87.45+8.80.398+0.36+3.64 15.75+3.590.59+14.255.272.860.661.6366.868.661.3454-X=24 126X=427X=4913+A=28.52.4X=26.47.5x3x=1851.3-2x=5.524x+6x=63.6 5.6x+4.4x=5.231.54(6+3) 0.64257.8+2.2 22.5+2.52 19464.81.80.9第二十天36.724.259.9 51807056 24