小数的简便计算练习题六年级.doc

精品文档 小数的简便计算练习题六年级 小数简便计算的方法： 1、加法交换律与结合律的运用。、乘法交换律与结合律的运用。 下面各题怎样算简便就怎样算。 小数加减法计算 3.20.364.81.640.456 1.293.72.716.3 73.81.6413.85.367.14 35.61.815.67.6.86 6.223.7.0.398+0.36+3.64.020.532.45.178.661.3436.84.83.1 5.40.91.83.3.96.1 7.852.340.854.613.354.682.659.64.83.6 5.272.860.661.63.68 小数乘除法计算 0.2516.220 3.522.50.9.6 3.20.2512.515 8.542.50.0.257.562.687.81.2583.90.80.50.73.6 7.45+8. 2.453.5 2.7 小数简便计算练习二 小数简便计算的方法： 1、加法交换律与结合律的运用。、乘法交换律与结合律的运用。 下面各题怎样算简便就怎样算。 小数加减法计算3.822.90.189.11.27+3.9+0.73+16.1 2.648.677.3611.330.134+2.66+0.866 23.40.813.47. 15.02-6.8-1.028 3.251.790.591.71.23 3.40.236.51.57+0.245+7.41.76+0.195+3.2.451.54.96.5 13.7515.8912.7 小数乘除法计算 0.84.36 3201.25817.8 12.50.960.8 0.350.863.4 12.5 4.51.252.5324.9 2.50.0.25 0.250.731.1.36 小数简便计算练习三 小数简便计算的方法： 1、加法交换律与结合律的运用。、乘法交换律与结合律的运用。 下面各题怎样算简便就怎样算。 小数加减法计算2.35+1.713+0.287+7.65 67.34+21.56+2.66+8.44 15.75+3.590.59+14.253.9 25.48.43- 4.8+8.63+5.2+0.370.74+19.16+9.26+0.824.16.15.91 146.55.93+0.19+2.81.02+3.6+1.7.322.6 小数简便计算练习题 5.40.751.518.952.8 3.40.46+3.40.55.52.5 2.50.12.61.01 6.3+4.82+3.70.820710.1 0.451813243.756.0.212.52.55.61.25 7.6277.61747.621.252704.5 7.32.77.32.7 9.931.51.28.81.5 4.78.35.28.30.83.1241.12502.512.58.80.83.50.43.50.6.240.6.8352.1723.6.70.557.548.42.7851.60.4812.253.10.856.1 2.651.71.351.302.986.5 小学数学第七册简便计算练习题原创 12525130 472514205 80 92141256 1625541252345 407352564525 1282514 2594687415370021858153625 1 122538993825 125 5 12524 252416251932125 44250 201253724 7525245 16 2548 8 1704804 15 9649 125513822982514928195219641253653661854160 13681332238262967110226 5116584931731771 4610199149975 102368080230216184 481251881252 125544420755 103579339 4121512353225 1354152652984751999 999995311282831 8435984 482144685624819835 276382766234198145947297 291999 六年级小数乘除法计算题练习 2013.9 班级 姓名 一、计算题 1、直接写出得数。 0.42.50.8 1.25 0.3. 0.0.3 10 0.07 0. 1. 0.0 0.9 0.0. 0.2 0.20.4 2.50.4 0.90.52 810 = 0.90.8= 10.5= 0.16.510= 3.215100= 0.60.= 12.58= 0.16= 2、用竖式计算 0.3961.2= 0.02514= 3.0636= 16.90.13=0.1 0.020.1 1.20.3 .21.8 10035.22 .34.450.2243.2503.99103.52 12.58 10-1.8-7.2=0.43+3.57= .5412=7.5x-3x = a+3a+7a= 1.05100= 0.963= 1.470.7= .46=0.56100= .78100= 0.=0.810= .08100= 1.10.=30.9=2.50.4=.60.4= 00.04=800.= 1.19=1.782.= .60.= .46 0.7560.36= 0.753.3=.613= 0.1815= 0.040.123.842.6 1.553.9=3.70.01= 46.159=0.93.2=5= 3、脱式计算 2.57.1 16.129916.125.20.90.9 7.2899+7.28.3500.2642.640.5 2615.715.