小学五年级数学口算题

1、+15X 6=X 8X 5=十 5 X 8=X 200=X 5 十 2 X 4=+20-2=X 3+8=-5=-4+20X 5=+8-40=+12十 3+20=-40=7.(80 - 20+80) - 4=十14 =+(100-10 X 5)=-24 =-40=十14 =X 20=-13 =-15 =+45=-24 =X 2=-25 =X 6=-16 =X 6=-21 =-9=十14 =X 20=-13 =十4=-15 =-24 =+70=-17 =-8=-15 =-6+20=-16 =X 7=-26 =+60-3=-17 =+18-2=-40 =X 5=-20 =+7-29=十4 =-80=

2、-40 =X 16=十4 =X 25=-60=X 11 =-2 =-25=十4 =+70=-5 =X 9 X 4=-8 =x 3=十4 =* 6 =X 50=+80 =x 8=x 11 =X 80 =-25=* 80 =* 16 =+80=* 24 =X 5=X 250=X 518=X 25=X 76=X 11 =X 10=* 25=X 6=+70=X 3=X 9X 4=X 18=X 3=X 4=X 15=X 50=X 30=X 8=X 15=X 11 =X 12=* 25=X 30=X 50=+80=X 700=X 8X 5=+15X 6=X 200=十 5 X 8=+20* 2=X 5 十

3、 2 X 4=* 5=X 3+8=+8-40=-4+20X 5=-40=+12十 3+20=十14 =7.(80 - 20+80) - 4=-24 =+(100-10 X 5)=十14 =-40=-13 =X 20=-15 =-24 =+45=-25 =X 2=-16 =X 6=-21 =X 6=十14 =-9=-13 =X 20=-15 =十4=-24 =-17 =+70=-15 =-8=-16 =-6+20=-26 =X 7=-17 =+60-3=-40 =+18-2=-20 =X 5=十4 =+7-29=-40 =-80=十4 =X 16=-60=X 2=-2 =X 6=十4 =X 6=

4、-5 =-9=-8 =X 20=十4 =* 4=* 6 =+80 =+70=* 8=x 80 =* 6+20=* 80 =X 7=* 16 =+60* 3=* 24 =+ 18* 2=x 5=X 5=X 250=+7-29=X 518=* 80=X 76=x 16=X 10=X 25=x 6=X 11 =x 3=* 25=x 18=+70=X 4=X 9x 4=x 15=x 3=X 30=X 15=X 50=X 12=x 8=X 30=x 11 =X 50=* 25=X 700=+80=+15X 6=X 8X 5=* 5 X 8=X 200=X 5 * 2 X 4=+20* 2=X 3+8=*

5、 5=* 4+20X 5=+8-40=+12* 3+20=* 40=7.(80 - 20+80) - 4=+(100-10 X 5)=-40=X 20=+45=* 14 =* 24 =* 14 =* 13 =* 15 =* 24 =* 25 =-16 =-21 =十14 =-13 =-15 =-24 =-17 =-15 =-16 =-26 =-17 =-40 =-20 =十4 =-40 =十4 =-60=-2 =十4 =-5 =-8 =十4 =* 6 =X 50=X 700=+80 =x 80 =-80 =-16 =-24 =X 5=X 250=X 518=X 76=X 10=x 6=X 3=

6、X 18=X 4=X 15=X 30=X 15=X 12=X 30=17X 40 =X 200 100-63 =+ =十15 X =X 14- =4 X + X 500 -X 99 + -420 - 35 10- =25 X 12 4 20 135-3/4 + 1/4 =2 + 4/9 =3 - 2/3 =3/4 - 1/2=1/6 + 1/2 -1/6 =+=7/8 + 3/8 =3/10 +1/5 =4/5 - 7/10 =2 - 1/6 -1/3 =-17 =+ 19 =x =x =1十5 =6- 12 =17X 40 =100 63=x =14=X=4X=X 99=420 - 35=2

7、5X 12=135-=3/4 + 1/4 =2 + 4/9 =3 - 2/3 =3/4 - 1/2=1/6 + 1/2 -1/6 =+=7/8 + 3/8 =3/10 +1/5 =4/5 - 7/10 =2 - 1/6 -1/3 =-17 =19=X 500 =10=4 20 =X 200=X=X=1十5=6 - 12=17X 40=100 63=X=14=X 500 =+ =10- =4 20 =X 200=17X 40=100 - 63=X=14-=X 500=10-=4- 20=X 200=- 15=X=4X=X 99 =420 - 35=25X12=135-=3/4 + 1/4 =2

8、+ 4/9 =3 - 2/3 =3/4 - 1/2=1/6 + 1/2 -1/6 =+=7/8 + 3/8 =3/10 +1/5 =4/5 - 7/10 =2 - 1/6 -1/3 =十15 =X=4X=X 99 =420 - 35 = 25X12= 135- = 3/4 + 1/4 =2 + 4/9 =3 - 2/3 =3/4 - 1/2=1/6 + 1/2 -1/6 =+=7/8 + 3/8 =3/10 +1/5 =4/5 - 7/10 =2 - 1/6 -1/3 =- 17 =19=X=X=1 - 5=6- 12=-17 =3/4 - 1/2=19 =1/6 + 1/2 -1/6+=X=

9、7/8 + 3/8 =X=3/10 +1/5 =1十5=4/5 - 7/10 =6- 12 =2 - 1/6 -1/3 =-17 =17X 40=19=100-63 =X=X=X=14-=1十5=6 - 12 =X 500 =17X 40=10-=100 - 63=4 20 =X 200=X=14-=十15 =X=X 500=4X=10-=X 99 =4 20=420 - 35 =X 200=25X 12=135 -=十15 =3/4 + 1/4 =X=2 + 4/9 =4X=3 - 2/3 =x 99 =420 - 35 =25 x 12=135+ =3/4 + 1/4 =2 + 4/9 =

10、3 - 2/3 =3/4 - 1/2=1/6 + 1/2 -1/6 = +=7/8 + 3/8 =3/10 +1/5 =4/5 - 7/10 =2 - 1/6 -1/3 =39x 4=51 x 9=77x 7=874 x 3=304x 5=106x 10=178x 3=78 x 9=x 6=x 100=x 8=x 4=163x 3=724x 7=x 8=x 8=78x 9=250x =24x 5=37 x8=104 x 5=847 x 4=8x 42=x 92=78x 2=245x 0=306x 103x 0=132 x 6= 350x 1000=317 x 4=x 6=125x =302x

11、783x 0=264 x 8=x 9= 3875x 0=x 0x 100=937 x 4=285x 4=134x 3=125 x 8=25x4=300x 52=5x42=x 9=15x8=125x4=x 1000=21 X 8=32 X =572 X 8=372 X 0=153X 46=173X10=15X 80= 3652007 X 0=384 十 4=888十 74=592 - 37=384 - 32=1846 - 10=468 - 39=1460 - 20=50- 2=78- 4=十14=-3=153-0=462 - 5=374 - 10=73 - 9=10- 3=27X 3=90- 1

12、5=48- 4=640 - 16=39- 3=32X 3=48 - 16= 12X 8= 27X 3= 56 - 14=24 - 8= 14X 2= 8345= 560 - 80= 96 - 24= 40 - 20= 40X 30= 3726= 7639= 60559= 30X 23= 12X 8= 2732= 4827= 4500X 20= 7315 = 120 X 600 = 200X 360= 6800X 400= 280270= 4X 2500= 6000 - 40= 5X 1280=+ =+ =4-=24X 20=+ =+ =3+ =10- =+=X 2=X=6X =X=X 100=

13、X=.I-7=-100=IX 8=I-2=-28=.I.-24=X=+=十4=-13=-5=十41 =10- 20=24- 15=X 10=X=X=X 1000=X=X=.I-9=.I-2=.I.X 100=X 8=.IX 4=X=.X=X=X=.I1十=X =0X102=9 十十 4=XX 4=）X =50+ 160-40=(58+370)十(64-45 )=120-144 - 18+35347+45 X 2-4160 - 52(58+37)-( 64-9 X 5)95+( 64-45 )178-145 + 5X 6+42=420+580-64 X 21 + 28=812-700+(9+31

14、X11) =(136+64)X( 65-345+23) =85+14X ( 14+208+26)+X +X+X 3-()X2X 4XXX 46+X 54X( +)+XX +XXX 8XX +X28X( +)( 4+X) 8X 7X( +)X 99+48X +50XXX 83X 9146X 782X6X 854X +XX+(1010+309+4+681+6)X 12X 7/8+(284+16)X( 512-8208+18)120-36 X 4+ 18+35(58+37)+( 64-9X 5)(X +)+X( +)+ 4=+X=X() =X+XX() +X(6+ -)x()X十r x()+12X

15、6-()-612x 6-方程：88x+43=857992x+67=107936x+58=297438x+45=202113x+25=124764x-67=281389x-31=40635x-96=9427x+40=44584x-56=473283x-90=165326x-61=251329x-35=5459x+86=50097x+81=9549x-48=74450x-99=310143x-94=63780x+17=177738x-69=293317x-37=60923x-40=69688x+30=275848x-92=168480x+85=56539x+52=247049x+43=82756x

16、-86=277099x-98=613996x+95=393595x+94=104421x-70=198862x+77=615372x+15=707138x-15=203783x-63=765644x+23=138747x+64=194483x-38=444438x+38=117860x+83=320368x+91=410321x+90=48953x+65=144322x+23=21355x-67=4837x+28=50946x-74=411267x+39=546674x-34=6700+= +=+=+=5X 400=+=187-1000=1+=X 10=75- 10=X 7=X 7=X 8=X

17、 8=X 2=5X=X=X=X 0=10 X=X7=X 100=X 4=X 4=4X=430-250=+=7200-800=+=+=3500- 70=+3=+=17X 300=+=600X 700=7500 - 250=+1 =450+780=+= += 670+250=+= 8500+=3+= 630-9=-500=+=25X 100=330X 9=+=2+=380-290=+=+=+=+4=+=+=+= 23X100=480 - 40=- 100=+=125 X80= - 10=+=70X12=X 100=X 10=10+=X 1000=+=+X 10063+80* 1000+30+5+1

18、0+XXX 1000XX* 9* 100X 100.2= * 十X 100X 8 0. 56* X 4 X X XX=+=X 2=X=6X =X=X=X=X 100=X=-100=X 8=X=+=10- 20=24X=X 10=X=X 1000=X=X=9=2=X 8=X 100=X=X 4=X=X=X102=9 十十 4=XX 4=( + )X =50+ 160-40( 58+370)十(64-45 )120-144 - 18+35347+45 X 2-4160 - 52(58+37)-( 64-9 X 5)X +X95-( 64-45 )X +X178-145 - 5X 6+42420+5

19、80-64 X 21- 28+812-700 -( 9+31X 11)+X 3-()( 136+64)X( 65-345 - 23)2X 485+14X (14+208-26)X 46+X 54X +X+XXXX 8XXX28XX( +)( +)4+X) 8X 7XX 99+3X 9146X 782X6X 854( +)X 7/8+48X +50XX 839. (284+16)X( 512-8208 - 18)X+X 4- 18+35(1010+309+4+681+6)X 12(58+37)-( 64-9X 5)X -X(X +)+X( +) +十4= +十X =X() = X+XX() +X

20、(6+-)x()X 十r x()+12X 6+() -6( 4) 12X 6-方程：88x+43=857983x-90=165336x+58=297429x-35=54513x+25=124797x+81=95489x-31=406350x-99=310127x+40=44580x+17=17779x-48=74417x-37=60943x-94=63788x+30=275838x-69=293380x+85=56523x-40=69649x+43=82748x-92=168499x-98=613939x+52=247095x+94=104456x-86=277062x+77=615396x+

21、95=393538x-15=203721x-70=198844x+23=138772x+15=707183x-38=444483x-63=765660x+83=320347x+64=194421x+90=48938x+38=117822x+23=213568x+91=410337x+28=50953x+65=144367x+39=54665x-67=4892x+67=107946x-74=411238x+45=202174x-34=670064x-67=28135x-96=9484x-56=4732+=26x-61=25139x+86=500+=7200 - 800=+=+=5 X 400=+

22、=187- 1000=1+=X 10=75- 10=IX 7=X 7=X 8=X 8=X 2=5X =X=X=X 0=10X =X 7=X 100=X 4=X 4=4X =430-250=+=+=17X 300=+=600X 700= +=+= 670+250= +=8500 - 500=+=25X 100=2+= 380-290= +=+=3500 - 70=+3=+=7500 - 250=+1=450+780= +=3+=630 - 9=X 1000=330 x 9=+=+=+=+4=+=+=+=23X 100=480 - 40=+ 100=+=125 X 80=+10= +=70 X 12=X 100=+=+=X 100=63 + 100=+=80 - 1000=+=30X 100=+=+=5+=+=+=+=+=X 10=10+=+=+=+=+=10+=X=.-9=.-2=.X=.X=X0X 2=X=6X =X=X 100=.X 8=.-2=.十4=-13=-5=X=10-20=X =X=X 1000=IX 100=X 8=0. 56 -=X 4=X=1十=X=0 -=+=X=I-7=-100=-28=.-24=X =+=十41 =X 10=X =X=X 1000=.IX=