202X学年四年级数学下册专项练习口算题（无答案）新人教版

1、精选教育口算题45+15×6=250÷5×8=6×5÷2×4=30×3+8=400÷4+20=10+12÷3=0(80÷20+80)÷4=70+(100-10×5)= 360÷40=40×20=80-25=70+45=90×2=16×6= 300×6= 540÷9=30×20= 400÷4=350-80= 160+70=18-64÷8=42÷6+20=40-5×7=8

2、0+60÷3=41+18÷2= 75-11×5=.42+7-29= 5600÷80=25×16= 120×25=36×11= 1025÷25=336+70= 25×9×4= 200-33×3= 3020-1010=12×50=25×8= 23×11= 125÷25=4200-2200=220+80= 20×8×5= 600-3×200=20+20÷2= 35-25÷5= 36+8-40= 2800

3、÷40=98÷14 =96÷24 = 56÷14 =65÷13 = 75÷15 = 120÷24 =200÷25 = 800÷16 =840÷21 =560÷14 = 390÷13 = 600÷15 =32×30= 22×30= 6×201=17×5= 4×60= 4500÷900=170+90= 4800÷40= 14×201=80÷16= 4200÷20= 250

4、0÷50=16×5= 32×20= 67×4=2400÷40= 3600÷60= 87÷3=25×16= 48×9= 696÷3=125×6= 48×25= 780÷20=72-45= 362-85= 720÷45÷2=3000+200= 48×125= 35×8=80-24= 420÷35÷2= 25×32=45÷15= 78÷2= 45×12=6×85=

5、 69÷23= 67+25=210÷70=710-420= 50×90= 22×8×5=12×5= 6300÷30= 690420=102+284= 480+290= 930÷30=23×3= 800×30= 2100÷70=612÷12= 360+140= 1800÷30=880÷20= 45×14= 3×90=32+15= 28×7= 40×60=32×20= 468+197= 6×80=80

6、÷20 = 4700÷10= 729+302= 4518=2400÷20= 25×6×4= 25×28=15×6= 125×48= 125×16=15+22= 102×34= 4500÷45=25×40= 490÷35÷2= 360÷45÷2=35×18= 264+198= 2800÷25÷4=45×22= 521-305= 3500÷25÷2=25+340= 5600

7、7;16= 67+28=240÷40= 35×18= 75×19+75= 4123=45×22= 45×6= 375+99=7000÷70= 45+45= 624198=9600÷30= 630÷90= 720÷9÷4=320×2= 50×50= 33×6×5=12×40= 26×20= 62+18=560÷35÷2= 25×4= 254+99=45×12= 750-570= 50÷7=

8、69÷2.3=57+19= 60÷60= 70×60=91-28= 58+79+42= 80×5×6=90-25= 35×35+65×35= 125×80=44-15= 1800÷90= 125×16=97+18= 10×24= 45×14=26+14= 81÷27= 123+259+741+477= 95×46+46×5= 102×34=749+5036+251= 99×99+99= 614402=4×50= 20

9、×2=725-76-24= 125×24= 360÷24=1036-155-245= 865×99+865= 67×9+67=655+777+345= 25×9×4×7= 1814-378-422=398+558+442= 1800÷5÷2= 22×6×5=870-232-168= 6.40÷16= 7200÷45÷2=7365-3999= 1800÷36= 35×14=302×783×0= 264

10、5;8=5.76×9=3875×0=1.854×0×100= 937×4= 285×4= 134×3=125×8= 25×4= 300×52= 5×42=1.35×9= 15×8= 125×4= 8.456×1000=21×8= 32×0.1= 572×8=372×0=17.3×10= 1.5×80= 36.52007×0=384÷4= 88.8÷74 59

11、.2÷37= 384÷3.2=73÷9=18.46÷10= 46.8÷39= 14.6÷0.2= 50÷2=10÷3=78÷4= 24.5÷14= 49.5÷3= 153÷0=462÷5= 3.74÷10= 3×0.5 0.7×4 2.1×3 5.2×4 1.1×89×0.8 1.5×2 0.2×5 0.7×0.8 2.5×0.42.3×0.3 0

12、.05×2 1.7×0.5 1.25×0.8 2.7÷90.12×3 3.6÷12 0.68÷4 6.5÷13 10.5÷50.35×2 0.56÷14 0.4×0.7 0.64÷0.8 0.23×36.3÷0.7 0.240.36 10.77 3.5÷0.5 0.48÷0.60.77÷7 0.54÷4 0.25×4 0.125×8 0.5×41.1×5 3.5

13、15;2 4.2÷2.1 7.2÷0.8 1÷0.1250.4×8 10.63 0.24+0.12+0.64 1-0.28-0.52=0.5×0.217×40 10063 3.21.68 2.8×0.4 147.4 1.92÷0.04 0.32×500 0.654.35 105.4 4÷20 3.5×200 1.50.06 0.75÷15 0.4×0.8 4×0.25 0.361.54 1.01×99 420÷35 25×12

14、 135÷0.50.51÷1732.819 5.2÷1.3 1.6×0.4 4.9×0.7 1÷5 6÷12 0.870.490.02×0.1=       5.06x-4.07x=   a+0.4a=         12÷0.3=        4.6x+2.7x= 1.7+

15、0.43=      0.58a-0.47a=    1.5×0.4=        4.8x3.1x=      1.25×0.2=12a8.4a=       64.32÷16=      6x4.9x=2.3×4 

16、 3.25×05.1b+11.9b=    1.23÷3=100×0.01=      3.4×0.07=       3x+4x=         0.42÷0.1=        4.3b2.7b=7÷0.25=&#

17、160;        5.1x+2.9x=       0.3×0.4=      5.4+1.4=          2.7x+3.6x=16÷1.6=        10x-3.7x=  

18、60;      0.98+1.82=     2.5x+4.3x=      0.05×0.8=6.05x-4.96x=    3.2÷1.6=        3.12÷0.5=        10×0.75= 

19、60;      5.6×0.1=x×x=          0.9÷0.01=       72.8÷0.8=       2.7b+5b=3.5×3=7.6b4.3b=      4²=

20、 2.5²= 3.5t-t=     51×0.2=8a3a=7b+b=4c-2c=0.12+3.4=10²1.2×3=2-0.8=10.7-5.7=0.52+0.08=2÷5=8×0.030.01×100=30×0.01=0×1.22=0.6×5=1.2-0.9=0.54÷0.6=0.26×0.3=1÷0.05=20×0.4=2.8+10.2=7-0.9=0.55+0.3=0.8+0.2=16&

21、#247;0.4=0.14×5=2.5×4=15.3-10=3.3+7=6÷10=0.86+2.14=0.37+4=3.2÷0.8=0.45+0.55=6.4÷8=3.71.4=7.87.2=2.199.1=100.89=0.60.42=8.15.1=0.72-0.24=5×400=9.9+11.1=             187÷1000=1+3.89=0.081×10=75

22、7;10=0.96÷0.8=4.5÷0.90.8×71.5×71.32×80.7×810.3×25×0.60.9×0.33.5×0.22.01×010×0.050.13×7.21×1000.7×40.05×44×0.312.5×80.4×5030×0.552.6×34.1×27.5×0.13.5×0.01=3.7+5.9=4.5-2.9=7.1-2.2=.1

23、.25÷0.250×9.81.9+0.394.85.20.5×0.4=4÷0.25=3 ÷4=8.1÷9=2.5×460.0253.6+6.3=0.05×4=3.5×00÷3.5=0.9×0.3=1×0.069×0.5=1.25×8=2.6×34.1×2=0.35×0.2=7.5×0.10.9×0.3=1×0.06=9×0.51.25×8=0.2×0.4=1

24、00-35.222.5×0.42.4×50.22×40.90.523.99×10×3.522.5÷58.4÷7=0.34÷17=2.5÷0.5=8.4÷0.70.34÷0.17=30.4÷4=1.2×60.72÷0.62.6÷1.3=0.6×0.30÷3.65=7.82÷1 =0.001÷0.11.4÷0.73.6÷0.065.6÷0.95.6÷1.40.48

25、7;0.84.4÷0.114.2×3 3.2×0.40.3÷0.014÷0.55.1÷0.170.28÷1.40.9÷0.459.6÷161÷0.01 0.01÷17.5÷1.50.81÷93÷0.510÷254.8÷0.160÷3.893.52÷137.2×99+37.2=6.4÷41.5÷0.3=1×0.4÷1×0.4=1.8×57.2

26、7;0.925×4÷0.25×4=2.2×68.4÷0.49÷51.9÷52.5×425×3.3×02.5×40.3÷0.137.2×9937.24.5×2=7.8+0.22=20.640.363.4×0.4=12.60.9=21.640.361.2÷0.04=0.42÷7=1.25×3.3×00.92.01=2.97÷100=203.77.3=6.3+7=   &#

27、160;             2.199.1=5×0.75÷1.5×0.75=0. 65×0.2=9.8-0.98=1-0.1×0.1=0.7+3=1.2×0.8=0.9×7+10.7=6.3÷0.021=1.5÷0.03=6.8-2.4÷3=5×0.7=0.43×5=3.6÷0.9-4=3.6-0.36=8.1-2.2=0.6÷0.

28、3+0.5=6.88.6=9.4×0.2=1.8÷0.9×0.5=21.08=8.8÷0.4=(1.6+0.5)÷5=43×0.01=3.72×0.2=0.7×8-0.6=990.13.2-2=6×0.125×8=1.9×48.8÷0.11=4×1.2×0.25=0.125×81.8×40=2.5-3.6÷1.8=2.3÷0.18×5.1=12-0.05×4=4.2×32.01÷

29、;3=16-4.5-5.5=1.8÷0.33.72÷4=13-0.5-4=1.1×0.7=2.32-0.4=1.9+5.1÷51=3.2×50=3.2×0.5=1×0.01÷0.1=1.25÷0.5=1.29÷3=7.2-1.2+6.7=7.5+2.5=10.1-2.4=10+0.01=4.9-1.9=6.3+2.4=5.8+7.6=0.2-0.03=10.71+4=3.7+5.9=4.5-2.9=7.1-2.2=10-2.41=2.4-0.8=3-1.04=6.13-2.15=6.5÷

30、;5=3.6-1.9=2.3+1.06=16.8-15.9=1.7×0.03=5.3-2.8=0.22×4=6.03+4.12=4.2-1.3=24×5=1.6×7=7.4÷2=4.9-4=8.1×3=0.49÷9=0.05×2=1.4×6=0.72÷6=3.6÷2=7.7÷1.1=7×2.3=8.8÷8=0.5÷0.25=60×0.03=0.12×80=6.3÷9=20+7.04=9.9×0.9=1.8&

31、#215;3=0.2-0.01=4×0.08=9.6÷0.8=7.6÷2=8.3×0=7.2 ÷0.8=3÷6=15.3×0=6.3×3=4.2÷0.7=0.92÷0.4=0.95×10=1.4÷0.2=0.51÷17=0.19×3=0.57÷19=2.5×5=0.72÷36=0÷0.752=0.81-0.63=0.04×0.5=0.29÷10=0.019×2=3.6÷9=2.38÷100=1.25×3.2=0.2