人教版小学数学五年级上册简便计算、解方程、竖式计算专项练习.doc

五年级上册数学计算专项训练一、能简便就简便4.8+8.63+5.2+0.37 1.57+0.245+7.43 1.233.40.236.67.54.96.5 3.070.381.62 82.451.553.251.790.591.75 23.40.813.47.2 0.250.7347028 0.2536 0.85199 12.7（3.70.84） 0.258.54 1.288.60.728.6 12.50.960.83.123.1299 28.610128.6 32.40.90.132.4（4.236.17）0.8 0.8615.70.8614.7 2.410（2.50.25）0.4 3.63.60.5 6.4(0.320.2) 63.42.50.4 3.9（1.35） 15（0.150.4）4.65-2.55-1.45 2016.5-6.5 2.20.25+2.80.2523.45.23.2 0.250.894 2.354.645.362.35 8.81.25 4.80.98 2.610.1 4.40.25 12.51.360.8 25.212+2.9 43.5151.45 0.442.5 2.250.4+0.6 31.043.24.7 3.2610.10.13.26 0.1259.88 1024.8 2.42.5 （27.815.6）0.8 9.12574.84 1.22.50.82.5 2.330.254 1020.45 8.81.25 7.062.45.7 0.211.42.63.45102 0.470.50.8 0.461.90.541.96.541.21.87 3.170.41.6 5.20.128.5二、解方程91x 1.3 41-3x=17 813x=9 X+8.3=10.7 7.9+x=19.9 5.8+x=9 x+155.4=290 79.4+x=95.5 x-3.3=8.9 x-25.8=95.4 9-x=4.5 73.2-x=52.5 4.4x=44 x9=9 48-27+5x=31 x-5.6=9.4 3x816 3x+9=27 3x5=4.8 x0.8=90 48+2x=36 5.3+7x=7.4 X-0.8X=6 12x+8x=4.8 7(x-2)=49 (x-2)3=7 x5+9=21 (200-x)5=30 1.4x+9.8=22.4 2(x-3)=11.6 6x-12.83=0.06 3(x+0.5)=21 5x+15=60 2x-20=4 12x-9x=8.7 2x-97=34.2 3x+6=18 13(x+5)=169 (x-3)2=7.5 13.2x+9x=33.3 6x+18=48 3(x+2.1)=10.5三、竖式计算2.6880.56 0.3750.025 5.340.25(保留两位小数) 0.250.04(保留两位小数) 7.81.4(保留三位小数)3053.5(保留三位小数) 0.3750.025 12645205.674 9016.75 0.580.025（列竖式验算）4.1941.4（商精确到百分位） 250.38（精确到百分位）41.2 0.561.4 3074(保留两位小数) 9615936 40.48 7.20.48 5.930.76（保留三位小数）0.9450.035 8.90.36 3.5413 97.20.182.034.7 0.360.24 1.92.08 0.264.54.323.66.480.85.40.036 2.41.020.372.4 0.590.027 56.50.24 93.60.052 0.397.8 6.726.4 1.553.8 3.84