小數(shù)的簡便計算練習題六年級.doc

精品文檔 小數(shù)的簡便計算練習題六年級 小數(shù)簡便計算的方法： 1、加法交換律與結(jié)合律的運用。、乘法交換律與結(jié)合律的運用。 下面各題怎樣算簡便就怎樣算。 小數(shù)加減法計算 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 小數(shù)乘除法計算 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 小數(shù)簡便計算練習二 小數(shù)簡便計算的方法： 1、加法交換律與結(jié)合律的運用。、乘法交換律與結(jié)合律的運用。 下面各題怎樣算簡便就怎樣算。 小數(shù)加減法計算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 小數(shù)乘除法計算 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 小數(shù)簡便計算練習三 小數(shù)簡便計算的方法： 1、加法交換律與結(jié)合律的運用。、乘法交換律與結(jié)合律的運用。 下面各題怎樣算簡便就怎樣算。 小數(shù)加減法計算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 小數(shù)簡便計算練習題 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 小學數(shù)學第七冊簡便計算練習題原創(chuàng) 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 六年級小數(shù)乘除法計算題練習 2013.9 班級 姓名 一、計算題 1、直接寫出得數(shù)。 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、用豎式計算 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、脫式計算 2.57.1 16.129916.125.20.90.9 7.2899+7.28.3500.2642.640.5 2615.715.