青岛版五年级上册数学计算专项练习题.doc

青岛版五年级上册数学计算专项练习题一、口算 0.60.9= 70.08= 1.920= 42.5= 1.65= 4.52.7= 6.72.3= 600.8= 0.050.4= 0.93100= 1.20.8= 100.9= 2.64= 3.20.4= 8.77= 1.0430= 0.123= 0.390.03= 134= 6.30.2= 13.4= 2.80.5= 800.5= 7.29= 0.850= 1.30.2= 2.40.08= 45.61= 261.3= 5100= 132.6= 2.88= 60.02= 9.88.9= 4.50.2= 00.365= 0.40.02= 3.57.6= 1.233= 2.85.9= 0 13.5= 5.67= 2.42.5= 0.1258= 0.630.001= 2.530= 0.150.1= 0.780.1= 32.10.2= 0.90.01= 70.25= 8.50.1= 200.5= 90.20.8= 10.45= 70.9= 1.23= 2.40.6= 206.8= 0.840.2= 3.53.33= 0.41.5= 8.67= 0.40.9= 2.54= 3.93.9= 2.40.08= 0.2546= 9.60.3= 2.34.7= 0.51.1= 012.5= 5.60.8= 3.50.2= 05.55= 0.360.09= 4.32.3= 23.710= 19.9= 2.80.4= 0.2130.05= 9.80.7= 1.80.5= 3.232= 1.50.06= 6.20.5= 0.4812= 30.5= 3.22.6= 3.22.9= 210.3= 2135= 21.35= 2.130.5= 5aa= 1.20.41.30.4= 0.10.1= 5.47= 0.60.9= 0.78100= 1.850= 50.451.6= 0.390.03= 0.3710= 0.37100= 0.371000= 254= 2.54= 0.254= 2.88= 512= 51.2= 50.12= 133= 1.330= 0.13300= 80.5= 2.44= 4.55= 12.50.5= 160.5= 1.23= 0.30.7= 7.20.8= 24.88= 3.24= 0.233= 4.86= 5.67= 0.254= 1.30.2= 20.5= 0.240.2= 0.48= 60.02= 4.680.02= 10.25= 18= 二、列竖式计算： 5.90.32= 1.728.4= 4.37200= 3.67.8= 5.0612= 3.080.25= 53.51.2= 7.984.2= 5.021.7= 0.3680.23= 4.372.8= 3.258.1= 0.518= 2.4860= 1.050.02= 1.086.3= 12.58= 6.240.3= 1812= 1.0912= 28.611= 1.179= 18= 81.939= 6.213= 0.2834= 0.30.75= 2.156.8= 0.46812= 2.855.2= 18.92.3 2.524 70012 1821 45.862.2 3.741.3 25.50.65 19.812= 930.31= 86.432= 三、脱式计算（能用简便方法的用简便方法计算） 0.12572 2410.2 0.73102 3.14102 1.2564 10.187 5.410.2 1.7101 9.5101 5.59.8 19.75.34.719.7 3.52.343.57.66 7.897.8 4.27.82.24.2 0.90.999 19.40.90.119.4 2.39（2219.7） 6.8996.8 2.062.0699 1.92.341.97.66 4.27.82.24.2 2.123.57.883.5 7.80.240.767.8 3.62.30.7736 15.15615.15315.15 2.5（404） 12.586.43.612.58 3.81.963.80.46 76.32776.317 0.6（108.02） （0.380.67）1.2 0.259.874 1.250.253.2 320.2512.5 12.55.70.8 1.252.584 1.250.580.2 1.251.50.8 0.62.50.54 0.2536840 12.52.50.84 12.50.42.58 23.70.258 320.250.4 45.62.50.4 4.80.242 5.263.144.744.86 12.25367.75 6.40.743.70.26 18.160.230.87 8.594.10.14.59 5.61.98（1.450.31） 40.80.84 92.43.42 8.450.450.1 4.81.6（2.40.6） 0.15（2.41.8）20 17（1.20.5）5 （3.20.2990.23）（87.48） 5.654.98（2.40.6） 18.750.2324.54 2.85.51.3 5.51.522.03 0.710.250.4 （8.61.7）0.08 103.80.47.6 1.2（5.22.5）0.3 0.25（2.84.4）1.2 0.15（2.41.8）20 （0.590.16）0.12 0.873.164.64 6.40.81.54 （10.2）（10.84） 17（1.20.8）5 13.220.5（3.65.9） 18.8（8.511.5）2 四、解下列方程。 x5296 x15=19.5 2x9=13.5 7.25x10 x8=13 2.5x=5.3 x2.7=13 x40=15 x1.6=1.4 x5.3=10 x2.5=36 3x25=200 4x1.2=74 25.53x56.4 4.65.4x12.7 0.6x6=30 0.15x3.8=8.5 0.8x6.43.6 2.5x255 7xx1.52 9x5x=8.4 7x2x=48 0.8x0.5x=1.2 7x3x26=74 x8=20.8 2x81.25 3x1.2=9.75 2x0.520.8 x6=7.8 3x90.45=13.6 90.459x3=41.6 x10=12.5 4x=50 5x=75 2x=4.6 2.