小數(shù)乘除法計(jì)算專項(xiàng)練習(xí)

第第頁小數(shù)乘除法計(jì)算專項(xiàng)練習(xí)數(shù)學(xué)

五班級計(jì)算練習(xí)

第一組

1、徑直寫出得數(shù)

1－0.2=3－2.25=1.57+3.43=286+199=18.54－9.9=3.60.5=2.42=480.6=

2.列豎式計(jì)算〔除不盡保留兩位〕3.能簡便的要簡便計(jì)算

0.660.311.971.54.85+0.351.48.717.4-8.77.40.0420.540.760.322.75.43.91.2(9.62.4)4.810.7512.5=3.259.046.80.750.53.750.125–2.75

第二組

1、徑直寫出得數(shù)

1.05100=10.5=0.963=1.470.7=0.16.510=0.56100=3.78100=40.8=

2.列豎式計(jì)算〔除不盡保留兩位〕3.能簡便的要簡便計(jì)算

0.660.311.971.52615.7＋15.724(2.275＋0.625)0.2869.62.938.40.81.2(9.62.4)4.80.68〔5.2-3.5〕1.25

5.62.93.771.840.50.810.183.94+34.30.2

第三組

1、徑直寫出得數(shù)

2.14－0.9=0.5+7.6=24048=4202200=0.75－0.38=396+99=9030=2035=

2.列豎式計(jì)算〔除不盡保留兩位〕3.能簡便的要簡便計(jì)算

0.3961.2=0.7560.36=0.12572460.33+540.3315.613=0.1815=(85.27)1.25(4.3－2.01＋2.2)4=0.02514=3.0636=〔1.25＋6.4〕－14.882.4=6.81+6.8199

第四組

1、徑直寫出得數(shù)

1－0.2=3－2.25=1.57+3.43=286+199=

18.54－9.9=3699=2.42=480.6=

2.列豎式計(jì)算〔除不盡保留兩位〕3.能簡便的要簡便計(jì)算

0.040.12＝3.842.64.78＋0.222022=31.7－0.50.7－1.65=

5.763.27.152.210－7.5〔6.4－5.9〕2.74+6.30.2590.753.33.680.452.7-2.72.7=4.2(6.18–3.03)+6.3

數(shù)學(xué)

第五組

1、徑直寫出得數(shù)

0.963=0.240.2=4.86=0.960.03=

2.40.2=4.80.6=9.60.3=3.240.3=

2.列豎式計(jì)算〔除不盡保留兩位〕3.能簡便的要簡便計(jì)算

7.1522=90.753.3=1.53+23.47.2=1.2+3.2+0.8=

3.684.2=16.90.13=1.22.54=3.01+1.7+0.99=

1.553.9=3.70.016=1

第六組

1、徑直寫出得數(shù)

27＋456＋73=0.30.3=7.2

120.3=2.870.7＝13

2.列豎式計(jì)算〔除不盡保留兩位〕

3.080.43=1.526.7=56.5

5.2229=18.723.6=0.87

13.953.1=108=4.8

第七組

1、徑直寫出得數(shù)

1.50.4＝70.25＝2.5

161.6＝5.61.01=0.36

2.列豎式計(jì)算〔除不盡保留兩位〕

5.980.23=19.765.2=0.25

246.413=0.430.28=0.81+8.1

6.450.73=3.080.43=6.8

第八組

1、徑直寫出得數(shù)

2.42.5＝0.050.8＝2.56

1.233＝3.21.6＝3.5

2.列豎式計(jì)算〔除不盡保留兩位〕

1.3845.18.788310.2

2.6619.7283.23.8

9.840.1614.882.40.810.666=〔2.95＋10.58－1.53〕0.25＋2.8＝0.90.01＝4＝0.960.3＝3.能簡便的要簡便計(jì)算99＋56.5=4.85+0.351.4=3.16+4.64=40.50.810.18=(152.4)=2.1308257=0.70.8=8－2.5＝＋0.64=64.3216＝3.能簡便的要簡便計(jì)算39+0.25=(85.27)1.25=9.9=0.2518.540=0.750.5=(21.88+29.8)7.6－0.37＝122.5＝＋3.53＝19.62=3.能簡便的要簡便計(jì)算4.5-3.28=1001－90.3618=5.25+14.5=30.6-42.632.1=0.25+5.96=4.03132.7=

數(shù)學(xué)

五班級計(jì)算練習(xí)

第一組

1、徑直寫出得數(shù)

1－0.2=3－2.25=1.57+3.43=286+199=18.54－9.9=3.60.5=2.42=480.6=

2.列豎式計(jì)算〔除不盡保留兩位〕3.能簡便的要簡便計(jì)算

0.660.311.971.54.85+0.351.48.717.4-8.77.40.0420.540.760.322.75.43.91.2(9.62.4)4.810.7512.5=3.259.046.80.750.53.750.125–2.75

第二組

1、徑直寫出得數(shù)

1.05100=10.5=0.963=1.470.7=0.16.510=0.56100=3.78100=40.8=

2.列豎式計(jì)算〔除不盡保留兩位〕3.能簡便的要簡便計(jì)算

0.660.311.971.52615.7＋15.724(2.275＋0.625)0.2869.62.938.40.81.2(9.62.4)4.80.68〔5.2-3.5〕1.25

5.62.93.771.840.50.810.183.94+34.30.2

第三組

1、徑直寫出得數(shù)

2.14－0.9=0.5+7.6=24048=4202200=0.75－0.38=396+99=9030=2035=

2.列豎式計(jì)算〔除不盡保留兩位〕3.能簡便的要簡便計(jì)算

0.3961.2=0.7560.36=0.12572460.33+540.3315.613=0.1815=(85.27)1.25(4.3－2.01＋2.2)4=0.02514=3.0636=〔1.25＋6.4〕－14.882.4=6.81+6.8199

第四組

1、徑直寫出得數(shù)

1－0.2=3－2.25=1.57+3.43=286+199=

18.54－9.9=3699=2.42=480.6=

2.列豎式計(jì)算〔除不盡保留兩位〕