课前三分钟口算训练

1、36泊二44-29=639=14+55=17+63=469=9X5=61+17=9X5二22+16=9X4=170+30=426=43+42=46+20=5X3=9X5=3518=65+20=7X3=567=568=819=73+16=28+26=8X3=5720=60+200=7X9=17+56=19+46=10各36+14=357=9弋=7329=306=12幺91=6X3=637=4X3=58+22=4317=32吒二2117=8028=22+27=38+26=7X2=33+60=648=35为二8勻=546=366=7叼二24*408=28*35+23=8019=()X=20728=2

2、2+35=()X=366115=8-1=28+71=287=15£=273=45+33=3516=4X3=32侔488=28*2215=36-6=22+15=()X=48279=500+50=38+22=217=14060=39+26=55+18=6幺7540=728=71+24=16幺48+8=56-7=4>9=24*4129=637=46-30=7+63=449=9X5=35壬9X4=72+16=99=17+25=366=43+32=46+10=27七二97=358=65+40=53+28=568=567=819=4X8二28+6=8X2=5520=8詔=7>5=7+

3、56=9+46=32泊二36+4=567=9七=8弋二305=126=9乜=9X8二639=4X2=58+32=84+17=648=217=8028=82-34=38+16=7X3=33+60=1600900=455=88=546=420+180=7勻=32*408=500160=25+23=809=()X=208718=12+35=()>6=306113=6528=27+71=427=155=54+9=46+33=356=9X3=287=408=287=4215=35+58=21+15=()X=48189=648=36+22=21£=18060=7X3=59+18=64=72

4、40=5>9=72+24=18幺47+8=14+85=6X9=728=549=61+27=56-30=78+15=497=170+20=355=83-20=427=5>9=27+25=43-30=357=7X7二279=91=19+41=73+16=53+8=77=24-6X3=60+300=4X9=8X9+2仁4X8-5=10为二8幺96-42=273+6=83-29=328=58-36=567-3=5X5=8勻=5X7=499+7=43-17=9X9=729=4X32=21+27=84+7=366=63X7=32吒二80-44=819=84X3=306=1800-900=42+

5、13=6X5+37=36泊二420+80=243=12詔+18=64吒二500-60=24+8=16詔>8=5十89-8=27-3=8吕1+48=15七二648=42+13=25帖+36=16吒二34+9=42-6=6X842=426=147=7+44=2X8#400+50=5+58=427=8X99=38+26=648=648=36北七二93-8=6X3=21£=99X6=497=9X9=4X3=427X3=96-80+7二7X8=147=7+44=64-40-8=73-4=5+58=427=40-4+20=3>8网=648=648=7血一8=76+10=6>3=

6、213=147+25=728=9>9=48=155+8=648=728=549=8>98=24>0=78+15=497=1>2+20=71-7+30=83-20=427=546+33=70-5>9=43-30=357=15-45®89+2仁91=19+41=11-408=279=77=24-6>3=7+1>8=53+8=8X9+2仁4>55=130+80=4>9=96-42=273+6=468=8幺58-36=567-3=8>5-7=328=5>7=499+7=9X38=8勻=729=4$吃=306=9>9=36

7、6=6七>7=364=84+7=819=8X3=4X5+44=80-44=42+13=6X5+37=488+7=420+80=243=12詔+18=1800+200=500-60=24+8=16詔>8=93-80=89-8=27-3=8吕1+48=6X5+37=648=42+13=25帖+36=10-8勻=34+9=42-6=6$42=2X8詔二488+7=639=4X2=8>99=70-5X9=648=21-7=3663=89+2仁38+16=7X3=99X5=546+33=455=8侔420二510+200=71=32*96-80+7=7+1X8=25+23=80-9=6

8、4-40-8=130+80=12+35=()>6=3040-4+20=468=27+71=427=7X58=8>57=46+33=35-6=147+25=9X38=408=287=155+8=306=21+15=()>=488>98=36*36+22=213=1X2+20=4X5+44=59+18=36*93-80=11-408=72+24=18各6X5+37=24*41-29=637=10-8勻=7+63=44-9=9X5=7疋二9X4=72+16=99=73-4=366=43+32=46+10=3X8=97=35-8=65+40=7>6+10=568=567=

9、819=728=28+6=8X2=55-20=648=7>5=7+56=9+46=24>0=36+4=567=9七=71-7+30=305=126=99=58+32=43-17=28+6=8X2=80-28=21+27=7X5=7+56=33+60=328=36+4=567=546=306=305=12&40吒二36*639=4X2=()>4=20648=648=21-7=61-13=5勻=38+16=7X3=155=15£=455=8侔9X3=168=71=32*42-15=426=25+23=80-9=18弋二400+50=12+35=()X=30180

10、-60=38+26=27+71=427=72-40=93-8=46+33=35-6=47+8=497=408=287=14+85=6>9=21+15=()X=4861+27=56-30=36+22=213=170+20=355=59+18=36*5>9=27+25=72+24=18各7X7=24*41-29=637=73+16=7+63=44-9=9X3=60+300=9X4=72+16=9X9=105=366=43+32=46+10=83-29=9X7=35-8=65+40=5X5=568=567=819=55-20=60+300=9X4=72+16=9+46=105=366=4

11、3+32=9弋二83-29=9X7=35-8=99=5>6=568=567=58+32=43-17=28+6=8X2=80-28=21+27=7X5=7+56=33+60=328=36+4=567=546=306=305=12&40吒二36*639=4X2=()>4=20648=648=21-7=61-13=5勻=38+16=7X3=155=15£=455=8侔9X3=168=71=32*42-15=426=25+23=80-9=18弋二400+50=12+35=()X=30180-60=38+26=27+71=427=72-40=93-8=46+33=35-6=

12、47+8=497=408=287=14+85=6>9=21+15=213=61+27=56-30=36+22=36*170+20=355=59+18=18各5>9=27+25=72+24=637=7X7=24*41-29=9X5=73+16=7+63=44-9=4X2=9>9=170+20=7X3=33+60=46+10=5>9=88=546=65+40=7X7=32*408=81弋二73+16=80-9=()X=2055-20=60+300=()>=3061-13=9+46=105=427=155=9弋二83-29=35-6=9X3=99=5>6=287=

13、42-15=58+32=43-17=21£=189=80-28=21+27=36*180-60=33+60=328=18幺72-40=546=306=637=47+8=40吒二36*9X5=14+85=()>4=20648=4幺61+27=61-13=5勻=9X9=170+20=155=15£=46+10=5X9=9X3=168=65+40=7X7=42-15=426=819=73+16=189=400+50=55-20=60+300=180-60=38+26=9+46=105=72-40=93-8=9弋=83-29=47+8=497=99=5X3=14+85=6&g

14、t;9=58+32=43-17=61+27=56-30=80-28=21+27=32吒二80-44=86+7=14>5=306=18-900=52+18=350-80=36泊二27+23=26+8=570+50=64吒二64+28=5+39=23X3=5十23+49=72+9=1803=15七二24+57=15+38=200X8=16吒二34+58=25+16=530-70=426=26+8=53+39=850X2=400+50=37+5=58+27=263-80=38+26=77+5=46+27=8502=93-8=58+8=25+37=98+26»=49壬26+57=66+

15、17=102X2=6>9=4+18=69+21=700X3=56-30=68+13=28+54=310X3=355=32+18=39+28=3005=27+25=65+56=19+62=80X5=27弋二28+16=58+32=6000+4000=53+8=6+16=43+28=5000500=4>9=54+18=18+23=8600600=8幺46+7=43+8=1300500=32吒二46+37=36+15=600X4=81=24+8=29+35=59+42=9>9=36+48=25+37=8738=84+7=25+37=54+7=43X7=245>9二120-50

16、=60X15=200-36=309>5=300-64=7262=15+5>3=490>5=64X10=400>3=380+50=75+21=6+6>7=8+2>20=789+0=6957=400X5=22+40=3005=49+37=50-31=7>8-7=15>4+8=8125=425X0=568=680»=40吒二528-0=380-190=40X25=25X3=450+80=400>5=6>6+6=268+125=57+140=50-23=436-24=280+40=800X2=35»=111><

17、9=66-22=3000-400=40>6=120X3=46>20=4207=300>6=360+80=85-42=6>80+20=7+3>4=300X7=90-31=420-330=90-26=85+247=60>9=5X28=8>6+7=310X3=55+41=60>5=522+23=6309=30X4=17>3=6>4幺3507=581+12=212+88=120>4=700>2=400X5=6309=80>5=18X4=453=3507=40>5=320X3=51+31=700X2=15>5+5=

18、60X5=13X3=18>4=600-50=72北吃二604=320>3=56>2=400X3=8+2X20=789+0=7262=15+5X3=22+40=3005=400X3=380+50=7疋一7=15X4+8=8+2X20=789+0=56吒二680>0=22+40=3005=380-190=40>25=7X8-7=15X4+8=400X5=6X5+6=568=680X0=50-23=436-24=380-190=40X25=35X)=111X5=400X5=6X5+6=40X5=120X3=50-23=436-24=300X5=360+80=35X0=1

19、11X9=7+3X4=300X7=40X5=120X3=90-26=85+247=300X5=360+80=8X5+7=310X3=7+3X4=300X7=522+23=200>5=90-26=85+247=6X42=320>2=8X5+7=310X3=120X4=6606=522+23=75+21=80X5=700>2=6X42=6957=40X5=80X3=120X4=49+37=15X5+5=6309=80X5=8125=600-50=3507=40X5=408=56X?=700>2=15X5+5=25X3=200-36=18X4=600-50=268+125=1

20、5+5X3=320X3=56X2=280+40=380+50=60X5=200-36=66-22=46>20二4207=44+49=22+29=85-42=6>80+20=15+67=42各90-31=420-330=63-52=4011=60>9=5>28=19+61=90-43=55+41=60X5=80-55=31X2=30>4=173=50-39=93-31=581+12=212+88=82-62=110-60=400X5=23+19=306=63-25=45七二64-45=23+36=31-15=51+31=963=6000+900=34+19=13X3

21、=58+36=20+67=18+71=60泊二4011=36-18=505=120-50=110-60=306=3100-1000=300-64=5600-5000=808=1600-700=64X0=777=78+19=5400-400=6+6>7=60-6=84*78-69=400X5=44+49=21X3=18+71=50-31=999=82-26=2000+60=425»=8800-80=64+26=58+36=528-0=9600-6000=19+66=9300-300=450+80=800-60=80-22=80-22=57+140=64+26=7X10=44+29

22、=800>2=777=85+28=76-17=3000-400=93-31=76-17=34+19=82-62=366=43+32=819=7X10二9X7=35-8=55-20=93-31=568=567=9+46=23+19二28+6=8X2=9七=1100-100=7X5=7+56=9乜=23+19=36+4=567=58+32=82-26=305=126=80-28=150-90=639=4X2=33+60=50-39=648=21-7=546=18+71=38+16=7X3=408=800+600=455=88=61-13=9300-300=7勻=32*155=39七二25+2

23、3=80-9=9X3=96七二12+35=427=42-15=39七二27+71=35-6=189=505=46+33=287=180-60=22吃二408=21£=72-40=44+29=21+15=36*47+8=63-52=36+22=18幺14+85=34+19=59+18=637=61+27=180弋18=72+24=9X3=170+20=24*41-29=9X9=5X9=7+63=44-9=46+10=7X7=9X4=72+16=65+40=73+16=60+300=45+4=9X5=4X2=10为二45+8=5X9=5X6=83-29=38-30=369=72-8=5X

24、5=568=55-8=819=43-17=357=23-10=30-21=21+27=25+20=7X5=9X3=32吒二497=29+4=546=306=426=9X4=9-1=36泊二357=729=426=64吒二49-9=637=8X6=5十6+6=3X3=37+9=15七二486=7X5=18+6=16吒二41-8=8+27=45-8=426=728=639=38+30=400+50=408=459=35-5=38+26=82+9=468=25-20=93-8=5X7=287=30-6=497=6X5=24+40=21-7=6X9=6X7=427=6+56=56-30=77=91=1

25、8-6=355=728=648=16-8=27+25=72-20=6X5=27-5=37-9=34-8=28*8充=18-6=6>8=6X4=5X7=9X3=16*29+4-20=25+36=8弋二18+29=6379=19+20=32吒二426=8+27+2=42+20=7X3=6X3=46+8+4=68-54=5X9=9+36=427X6=84-48=18弋二18+63=6X56=44-19=7X7=36+23=4X2X9=3595=9X4=36+23=(21+6)9=49-7=27弋二8X4=(7+23)6=8199=3X7=7X3=3696=693=8X6=28-17=1294=

26、492=147=41-35=23+21=42+7=54弋二32-28=32+14=70-26=287=73+18=46-24=999=29+40=45+4X5=90-45=34-18=71=5687=4599=43+18=24吒二4977=993=1296=24*49-9+30=53+36=5698=8X4=405X6=73+23=71+17=5X3=40+6X7=1497=52-14=72+8=6>76=4595=391=30-11=72-20+10=191=63-40=9X9=9X59=5499=2193=88=55+10-8=67-7=4896=52+25二205=36*57+36

27、=52+42二15+30=68-54=44-19=49壬189=279=82-48=4*27£=6X7=74-16=75-46=729=28*637=65+20=36*328=18+9=28+16=72-58=7X3=5X8=45-28=25+37=47-29=486=16*306=243=455=35-28=255=147=568=57-38=546=54+28=49-30=26+34=497=126=639=86-34=44-15=637=35-7=64吒二15£=648=6X7=405=85-37=305=32*42+39=23+69=5X4=18+9=84-56=2

28、4*366=273=19+21=126=17-9=549=34+18=24*25+5=728=50-14=15£=71-50=37-9=39+25=4>9=568=7+44=24+38=306=459=549=75-9=12*7X7=648=34+18=33-25=488=3X7=23+8=427=404+20=734=306=357=7X58=3XW=5>9=19+41=147+25=7X3+10=24*24-6X3=155+8=728=7+63=4>85=8X98=648=9X4二27£+6=1X2+20=24X0=366=5673=546+33=71

29、7+30=9X7=499+7=510+200=705X9=56吒二4X32=15459=8X9+2仁28+6=63X7=11408=279=7>5=84X3=7+1X8=53+8=36+4=6X5+37=130+80=4X9=30为二12泊+18=468=82=63弋二164X3=8X57=328=64吒二8泊+48=9X38=8-1=38+16=25为+36=306=9X9=455=6X342=36*84+7=71=2X32=4X5+44=8044=25+23=8X)9=488+7=1800900=12+35=3663=1800+200=490180=27+71=99X5=9380=420+80=4X5=427X5=6X5+37=430+1000=549=9680+7=108勻=50060=497=64408=7X8=898=648=7+44=2X8=8X9+2仁3