小学五年级数学小数点乘除法计算练习题合集77813

1、小学五年级数学上期计算练习题集2.14 -0.9=0.5+7.6=240+48=4200+300=0.75 0.38=396+99=90X 30=20 X 35=1-0.2=32.25=1.57+3.43=286+199=18.54 9.9=36X 99=2.42=480.6=96+ 3=0.24+ 0.2=4.86=0.96+ 0.03=2.4 +0.2=4.8+ 0.6=9.60.3=3.24+ 24=3.24 + 0.24=3.24+ 2.4=2.42=480.6=96 3=0.24+ 0.2=4.86=0.96+ 0.03=2.40.2=4.8+ 0.6=9.60.3=25.8+ 6=

2、22.83=5.98+ 0.23=19.76+ 5.2=3.81+ 7=32 42=246.4+ 13=2.17+ 0.7=0.4+ 0.01 =5.3+6.7=5.4-3.6-1.4=30X 0.01 =151.5=12.9-8.5=7.2X 0.4=2.8X 1.4=8+2-8+2=286+198=314-202=526+301=223-99=0.45 X2.5 =0.8X 1.25 =0.3x 3.6 =0.3X 0.3 =10X 0.07 =0.3X 1.4 =0.05X7 =0.92X 0.4 =0.2 X 0.26 =0.14X 4 =0.02X0.1 =1.2X 0.3=0.2

3、X 0.4 =8.2+ 1.8 =100一-35.22 =2.3X 4 =2.5 X 0.4 =2.4X 5 =0.22X4 =3.25X 0.5=0.9 -0.52 =3.99X 1 =0X 3.52 =12.5X 8 =8+10 =10-1.8-7.2=0.43+3.57=2.5X4X 12=0.9 X 0.8=7.5x-3x=a+3a+7a=1.05X 100=1 + 0.5=0.96+ 3=1.47+ 0.7=5.4+ 6=0.16.5 X 10=0.56X 100=3.78X 100=4-0.8=3.215 X 100=0.8X 10=4.08X 100=1.1X0.2 =0.6 X

4、 0.8 =30.9=2.5X 0.4=3.6X 0.4=12.58=50X 0.04=80X 0.3 =1.1X 9=0.16 X 5=1.78+ 2.2 =9.6+ 0.6 =1.2X 0.5=0.7 +0.01 =2.5X 0.4=12一3.9=6.6+ 0.66=3.9 +2.03 =4.2+ 3.5 =1.6+2.4X 0.3=2.14-0.927+ 456+73= 0.3X 0.3=7.2+ 2.8 =0.9+ 0.01 =12+ 0.3=2.87+ 0.7 =13一4 =0.96+ 0.3 =1.5 X 0.4 =7+ 0.25 =2.5X 0.7 X 0.8= 8 -2.5 =

5、16+ 1.6 =5.6X 1.01 =0.36+ 0.64=64.32+ 16 =4.2 +0.1 =72.8+ 0.8 =8.4+ 4.2 =13.8+ 9.9 =2.4 X 2.5 =0.05X 0.8 =2.56-0.37 =122.51.23 X 3 =3.2+ 1.6 =3.5+ 3.5X3= 19.6+ 2=8.8 +2.2=0.75X 4 =0.5X 0.8=8.4X 0.2=1.6 X 0.2 =7.2x 0.3=2.8X 0.3 =0.9+ 0.15=1.8 X 0.4=5.5+ 0.55=0.08X 100=2.2+ 0.11 =5.46 +4.54=12.5X 0.8=

6、0.35X 0.3=1.4X 5=2.8 X4=19.6+ 4=22.5X 4=0.396+ 1.2=0.756 +0.36= 15.6X 13=0.18X 15=0.025X 14=3.06 X 36=0.04X 0.12 =二 3.84X2.6=5.76x 3 =7.15 X22=90.75+ 3.3=3.68X0.2=16.9+ 0.13=1.55 +3.9=3.7X 0.016=13.76X0.8=5.2X 0.6=8.4 X 1.3=6.4X 0.5=4.48X 0.4=5.25X 5=35.4 X 4.2=0.042X 0.54=0.76X0.32=0.25X 0.046=2.52

7、 X 3.4=1.0825=4.8X 0.25 =2.5+ 0.7=10.1 +3.3=10.75+ 12.5=3.25X 9.04=12.5X8.8=0.43 X 0.28=6.45X 0.73=4.6X 0.6=8.9X0.05=3.080.43=1.5X 26.7=5.22+ 29=18.72+ 3.6=13.95 +3.1 =8+ 10=10-1.8-7.2=0.43+3.57=2.5 X4X 12=0.9X 0.8=7.5x-3x=a+3a+7a=1.05100=1+ 0.5=0.96+ 3=1.47+ 0.7=5.4 + 6=128+ 0.4=78-0.6=9.6+ 3.2=65+

8、 0.05=54+ 0.12=32-0.4=36+ 0.18=42+ 0.003=78+ 0.06=45-0.005=81+ 0.03=7.2 + 0.002=1000+ 1.25=10-2.5=120+ 0.024=7.5 +5=8.6+ 0.002=0.0036+ 3.6= 8.6+ 2=2.5 + 0.005=0.36+ 0.0006= 7.5+ 2=6.3+ 21 =8.6 + 0.0043=46+ 0.0023=8.4+ 0.0084= 1.283.2=9.80.7=4.6+ 0.023=0.009+ 0.005= 390.0003=133 + .0007=5.05+ 0.5=123

9、000+ 1.23= 0.00125+50=5.6700=760+ 0.008=4.3296=4920.004=18.63 +0.03=9.5X 99=13.5X 0.98=0.1-0.047=0.292.9=3.4X 0.2=0.5719=63+124+76=7.09 X 10.8=0.8X 7.09=9.5X 101 =3.8X10.1 =7.69 X 101 =3.8X 10.1 =0.125X72=7X19+7=22.83=5.98+ 0.23=19.76+ 5.2=3.81+ 7=32 42=246.4+ 13=2.17+ 0.7=0.4+ 0.01 =5.3+6.7=5.4-3.6

10、-1.4=30X 0.01 =151.5=12.9-8.5=7.2X 0.4=2.8X 1.4=8+2-8+2=286+198=314-202=526+301=223-99=0.45 X2.5 =0.8X 1.25 =0.3X 3.6 =0.3X 0.3 =10X 0.07 =0.3X 1.4 =0.05X7 =0.92X 0.4 =0.2 X 0.26 =0.14X 4 =0.02X0.1 =1.2X 0.3=0.2 X 0.4 =8.2+ 1.8 =10035.22 =2.3X 4 =2.5 X 0.4 =2.4X 5 =0.22X4 =3.25X 0.5=0.9 -0.52 =3.99X

11、 1 =0X3.52 =12.5x 8 =5.4 -2.5 1.4=2.5X 1.25 X 0.32= 12- 6.2 一3.8=(180+20) +5=1.7+0.43+3.3=75X 25X 4=250250+5=70+50+50+70=13.7+0.98+0.02+4.3=18.6 -3.47 0.53=72 X 101-72=235X 28-35X28=2.6 X 78+78 X 7.4=7.26-(5.26-1.5)= 8X(2.5 +0.25)=1.25 X 0.8 X 0.5 =(1.5 +0.25) X4=0.12X 0.5X0.16 =7.28 X 99+7.28=4.3X

12、50X0.2=5436+ 18 =102 45-328=10019036+ 18=3.8X 5.25+14.5=300-4263 +21 =0.81+0.25+5.96=403+ 13X 27=(25+4) X4=(1.2+ 1.8) X4.5= 1025-768+ 32=645-4512=10-2.87-7.13=0.96+9.6X 9.9=401X 19+284=640+12845=1.25X 8 +1.25=5.370+4.63=2.57.1X 4=16.12X 99+16.12=0.25185 40=1.53+23.4 + 7.2=3.01+1.7+0.99 =7.28X 99+7.2

13、8=4.350 0.2=3.94+34.3X 0.2=8.91.14.7=3.6X 9.85-5.46=8.053.4+7.6=2.8X 0.5+1.58=32+ 4.9 0.9=(1.25-0.125) X 8= 4.8X 100.1 =4.85+0.35+ 1.4=0.87X 3.16+4.64=4.8X (15 + 2.4)=:2.13X 0 X 8257=0.25X 185X40=2.5X (3.8 X 0.04)=(85.27)1.25=6.81+6.8199=6.8X0.75 +0.5=3.75+ 0.125 - 2.75=0.66 +6 =2.7-2.7X6.81+6.81 x

14、99=0.2539+0.25=5.0-0.9 +0.9=64- 2.64 X 0.5=2.75.43.9=6.584.50.9=4.8 -4.8 X 0.5=56.5 X 99+56.5=40.5 +0.81 X 0.18=1.2+3.2+0.8 =1.22.54 =+ 2.7=5.4+(0.51 +0.17)= 0.788.7 X 17.4-8.7 X 7.4=0.68 + ( 5.2-3.5) X 1.25=5-0.9 X 0.2+1.8 +0.5=X 99+0.78=5.412.5(0.25+2.5+25)X 0.4X (7.26 +6.05)=X 2.5 X 8=0.4=6.4X 3.

15、28+4.6 X 3.28-3.28=12.27 +21 + (7.3 -6.6) (9.37+9.37+9.37+9.37) 46X 0.33+54 X 0.33=2.4=2.5=26X 15.7 + 15.7 X 24= 85.07 -(15.3 -4.8)+5.369= 37 X 25+268+67=(7590 + 33 14) + 54=10.5 +(5.2-3.5)=6.25+3.85-2.125+3.875=2.14.3+5.72.1=6.54+2.4+3.46+0.6=1.5 X4.2 -0.75 +0.25=0.25 X 800.45 +0.9=7.5-5.7 X 1-3=16

16、X6.8+2.2 X 16+16=0.4 X 4.7 X 2.5+(2.3+5.3)= 400 X (0.62+0.08)=(8.58 -3.69 ) X ( 3.4 30.6 + ( 4.5 X0.16 )= 3.12 X ( 0.9 +0.7 +0.1 ) 2.4 X 0.75 + 1.25 +2.5=4.42.37X 0.8 -3.4 X 0.8=X 6.3+2.37 X 3.7=1.93+2.7+2.07+7.3=(2.27540412+ 0.625) X 0.28=(3.5 -2.75+0.86 )(32+360+ 45) X 72=+ (607 36X14)= (13.8 -8.7

17、 ) + 0.034=3.375+5.75+2.25+6.625=3.37595.63.272.4+2.412.37-3.25-6.75=58.7-16.651.20.97+0.976.625=1.8+95.68.2=X 4 +3.27 X 5.7=9.31-1.125-7.875=1.8)(1.5 X 0.9+3.65) +2.5=101 X 0.36 + ( 14.4 X 0.05 )10.5 +(5.1 -4.4)+18.25= 10251125+4.5 X3.6=0.875 X 36+4.05 +8.1 =630+ ( 2.98 +6.5 X 0.08 )= (8.1 -5.4) +3

18、.6 +85.7=0.54 +(8.7 +45.3) X 28.4= (1.25 +6.4 ) 14.88 +2.4=58.8 + ( 0.6 X0.7 ) + 0.02=1.5 X4.7+3.919.2+9.728(20.28.48(25.3-9.7)X (5.375-3.375)=3.7=(9.6 +2.4) +4.8=(10.03 15.6+7.5 )+ (32-29.7)=+ 3.2 X 1.5= ! X 0.6 -2.12 ) + 0.1 = + 0.8 X 0.9=+ 0.3 X 8.5=4.11-0.72 X (3.38 -2.13 )=(6.8 -5.4 ) X 2.75 -0

19、.9= (227 + 254.68 ) X 0.5= (21.88+29.8)+ 7.6=(3.44+20.5X 0.32) +0.16=0.1+ 1 + 1+0.8 0.1 =(4.3-2.01 +2.2) +4=10.4-7.79 + ( 0.35 +0.6 )=16.78-1.6 X 1.5 +0.8=18.64 -4.35 X 2+20.9=(9 8.5) X (54.76) +0.1 = (1.1-0.78 ) X ( 2.7-1.95 )0.06 X (10.14 - 0.64) +2= 19.8+(3.749-0.299)+2.3=1.5 X 1.2 -0.6 +2.4=4.32

20、 X 15+ 12 + 5.1 +0.85=8.74 - 8.74- 23+700X 0.03=3.6 + ( 1.2 +0.5 ) X 5=13.7X0.25 -3.7 +4=3.6 X 1.25+ 0.32 +0.4=0.8X (3.2 -2.99 +2.3)=2.5 X (6 + 9.728 + 3.2)=5.2X (4.6 + 0.92 X 0.04)=5.4 + (3.94 + 0.86) X 0.8=19.28+ 1.82 +0.7=10.56 X 3.75 -3.75 X 0.56=(1.5+ 0.8 - 1) +0.4=(37.62+20.76 ) + 0.042=(17.2-

21、4.5 X3.6) +0.32=(6.02 + 2.8 )+0.4 - 2.05=3.27X ( 80.5-9.84 +0.16 )=(71.2 -71.2 X 0.9) +0.25=1.08+ ( 3.94+34.3 X 0.2 )=(4.25-4.25 X 0.8 ) + 1.7=1.46X 5+12.8 +0.4 X 7.5=1.52 1.6 X 5+5.7=3.8十 (24-25X 0.6)=(0.25 +0.125 ) + ( 0.75 X0.4)=20-2.5 X 4+8=(4.8 -4.8 X 0.5) +2=0.8X ( 10.4 +0.64 ) + 0.92=(25.3-9.7)+ 0.3 X 7.6=(4.5+1.3 X 6) + 1.5=58.8