五年級數(shù)學上冊計算題專項練習

1、1五年級數(shù)學上冊計算題專項練習一、直接寫出得數(shù)。2.54=200.5=7.21.2=3.86100=3.90.01=984100=9.11.3=8.210=10.45=362.45=0.480=0.427=73425=0.691=1.210.6=050.2=8.42.1=761000=8.75=1.288=4025=0.51100=0.5899=0.60.9=0.10.5=0.520.52=12.4（2.43.25）=12.50.50.

2、4=1.51.5＋1.5=1084184=2.63.12.63.1=5.7aa=102.5=2.51.950.4=x0.3x=4a7=7.20.9=0.270.03=00.9951000=1.2580.625=7.54=0.90.3=6.868=04.614.61=mm=mm=m1=0.58=3.60.4=39.680=47.61=6.450.01=40.5=120.06=121.2=330=500.04=800.3=0.157=3.2

3、63.24=2.540.36=3.60.412.58=1.190.20.80.5=6.031000=100.6=30.9=0.10.1=0.240.5=5.4＋3.6=1.25－0.25=0.60.8=10.24.5＝2.56＝90.25＝0.1254=4.76＋44.7=1.2580.5=160.01=1.780.3=0.270.003=2.52.34=0.010.1=1.820=x0.4x=5d2d=38.500.38=3.60.4

4、=0.60.8＝2.43＝0.120.7＝0.540.54=45＝2.50.4=1.60.5＝0.20.05＝3.6－1.22.4=二、列豎式計算并驗算2.70.32=3556=0.366.9=15.3612=11.20.14＝2.341.5=11.72.6=25.242=3.74342.732.6＝1.722.6＝0.233.8＝0.854.5＝4.1423＝2.77.＝62961（得數(shù)保留兩位小數(shù)）4.82.3（得數(shù)保留一位小數(shù)）6

5、.490.58（得數(shù)保留三位小數(shù)）0.271.1（得數(shù)保留兩位小數(shù)）4.71.36≈（得數(shù)保留一位小數(shù)0.961.7≈（得數(shù)保留兩位小數(shù)）3.84.5≈（得數(shù)精確到百分位）5.720.18≈（省略十分位后面的尾數(shù)）1.553.8≈（省略百分位后面的尾數(shù)）3.817≈（得數(shù)精確到十分位）350(6.70.02)（0.25＋2.5＋25）0.413.52.50.1250.482.53.20.1256.80.750.513.750.125–2

6、.751.5323.47.222.9－13.68＋12.684.711－4.7(65)28.86.3－6.318.8(66)4.8＋5.24(67)5.37—（2.37＋1.8）(68)10.01－2.78＋1.59(69)2.851.250.8(70)10.50.2512(71)3.791.67.391.6－91.6(72)3.20.82＋3.21.18(73)4.050.5－1.14(74)1.5899＋1.58（75）12.50.

7、42.58（76）7.75[20(3.243.04)]（77）43.2－1.83－4.6（78）4.27.82.24.2（79）0.873.164.64（80）12.54.8（81）4.74.74.76.3－4.7（82）12.53.20.25（83）23.47.2＋6.50.8（84）20.64－9.83－0.17（85）6.8（1.20.5）0.04(86)7.26－5.4＋1.74－1.6（87）2.06＋2.0699（88）9.

8、5101（89）100－2.70.36－2.55(90)（1.62＋1.62＋1.62＋1.62）1.82.5（91）2.80.5＋0.528.2－0.5（92）3.22.51.25(93)7.2[（7.22－6.4）0.9]（94）4.65322.546.50.465430（95）7.2567.8757250.787572500.053375（96）0.461.9＋0.541.9(97)3.45102(98)12.588(99)13.

9、650.256(100)28.986.33.15五、列式計算。1、53與1.28的和乘9.4積是多少？2、2減0.8的差乘4.23加上0.8的和，等于多少？3、從50.9里減去6.2的5倍，所得的差除以2，商是多少？4、一個數(shù)的8倍，減去最小的和數(shù)，差是36.8，求這個數(shù).5、甲、乙兩數(shù)，乙數(shù)比甲數(shù)的3倍多0.1，乙數(shù)是5.8，甲數(shù)是多少？6、9.6減去4.6的差除15.6加9.4的和，商是多少？7、5.8與3.55的差除以0.45，的