1、三年级数学上册口算练习册31980-380=6001=9000-200=2200+5000=488=6(55-49)=1时-17分=( )分5吨+9吨=( )千克1吨-350千克=( )千克75+3=408=83+13=68=97-0=1900=840-230=9007=2000-600=2800+1300=648=9(52-47)=1时-24分=( )分1吨+4吨=( )千克1吨-430千克=( )千克46+6=607=28+12=86=78-1=2700=920-470=7008=7000-700=1600+1600=549=6(52-48)=1时-52分=( )分9吨+2吨=( )千克1
2、吨-980千克=( )千克53+8=505=93+18=46=55-8=1900=970-200=5003=1000-500=1300+1600=728=6(54-49)=1时-29分=( )分9吨+2吨=( )千克1吨-420千克=( )千克45+4=103=54+20=109=91-7=9800=730-520=1002=7000-400=2700+3300=427=5(54-50)=1时-44分=( )分5吨+3吨=( )千克1吨-370千克=( )千克62+9=107=51+21=32=40-9=5600=940-540=5002=9000-900=4000+3800=728=6(54
3、-49)=1时-31分=( )分3吨+8吨=( )千克1吨-880千克=( )千克46+6=508=63+19=32=35-2=5200=590-110=7005=9000-800=2100+3400=427=9(54-49)=1时-15分=( )分1吨+5吨=( )千克1吨-640千克=( )千克74+1=701=21+22=89=81-6=9800=640-220=2009=2000-900=2600+4700=637=4(55-49)=1时-54分=( )分7吨+9吨=( )千克1吨-130千克=( )千克28+1=307=92+22=63=39-1=1100=590-140=6006=
4、1000-400=2200+2300=648=2(55-50)=1时-41分=( )分3吨+8吨=( )千克1吨-470千克=( )千克47+7=803=54+18=93=31-6=7200=790-300=2008=4000-200=4000+2700=568=4(53-45)=1时-25分=( )分3吨+3吨=( )千克1吨-930千克=( )千克88+8=501=93+22=84=52-3=8100=870-210=6002=9000-300=2600+3200=648=3(51-48)=1时-34分=( )分3吨+4吨=( )千克1吨-30千克=( )千克80+1=706=87+20=
5、64=26-7=4300=590-430=2009=7000-700=2700+3500=497=2(51-49)=1时-21分=( )分2吨+3吨=( )千克1吨-410千克=( )千克86+2=409=91+18=73=81-1=2900=750-110=8003=8000-700=4600+4900=567=8(51-47)=1时-19分=( )分6吨+6吨=( )千克1吨-230千克=( )千克57+2=103=38+21=66=23-3=1500=630-410=1008=7000-400=3600+2700=819=9(54-46)=1时-56分=( )分8吨+6吨=( )千克1吨
6、-490千克=( )千克61+1=103=61+13=69=98-7=4300=650-270=4006=8000-900=2100+4600=637=9(53-48)=1时-27分=( )分6吨+1吨=( )千克1吨-50千克=( )千克86+8=503=26+15=92=38-3=4300=660-140=4007=5000-900=2100+3300=729=7(53-50)=1时-32分=( )分8吨+2吨=( )千克1吨-510千克=( )千克61+5=404=51+22=07=28-7=9800=920-450=3003=3000-100=2600+2900=729=7(53-48
7、)=1时-26分=( )分6吨+6吨=( )千克1吨-610千克=( )千克25+1=902=35+15=45=44-6=5200=800-370=7005=4000-800=4200+2500=488=3(54-49)=1时-26分=( )分6吨+4吨=( )千克1吨-910千克=( )千克74+5=308=54+11=34=30-2=2600=850-350=9003=2000-700=2400+3900=648=8(52-49)=1时-37分=( )分8吨+3吨=( )千克1吨-680千克=( )千克37+3=205=77+19=33=79-6=6400=680-390=7004=900
8、0-800=4100+1100=567=7(53-47)=1时-58分=( )分1吨+4吨=( )千克1吨-220千克=( )千克66+1=607=97+16=04=98-3=8600=960-420=9005=9000-700=4100+1700=728=7(55-45)=1时-43分=( )分6吨+7吨=( )千克1吨-730千克=( )千克80+8=405=67+28=58=65-3=8100=700-130=9001=1000-100=1100+1800=729=4(54-49)=1时-19分=( )分9吨+3吨=( )千克1吨-400千克=( )千克30+6=503=46+13=92
9、=71-4=7300=600-180=7008=4000-900=1800+2100=427=6(53-49)=1时-56分=( )分8吨+5吨=( )千克1吨-980千克=( )千克62+1=307=75+12=08=52-4=4300=690-200=3009=8000-500=3600+3600=648=4(52-47)=1时-13分=( )分1吨+9吨=( )千克1吨-430千克=( )千克38+6=907=42+11=85=90-2=8200=680-290=3006=6000-200=4400+3700=639=8(55-45)=1时-40分=( )分9吨+9吨=( )千克1吨-8
10、20千克=( )千克81+8=309=54+14=37=91-0=8900=580-390=4009=6000-900=1300+4000=427=5(54-46)=1时-5分=( )分2吨+6吨=( )千克1吨-960千克=( )千克90+9=802=46+25=22=41-6=4100=720-510=2006=1000-900=1300+1800=488=3(52-47)=1时-19分=( )分6吨+3吨=( )千克1吨-560千克=( )千克30+2=703=97+24=53=38-8=3100=650-430=3007=4000-600=1200+4400=568=9(53-48)=
11、1时-59分=( )分2吨+9吨=( )千克1吨-30千克=( )千克31+2=806=51+21=58=78-3=4500=840-480=8007=5000-800=4100+1400=648=5(51-45)=1时-36分=( )分3吨+8吨=( )千克1吨-680千克=( )千克87+5=408=87+27=99=81-2=2200=790-210=6007=1000-100=2400+4300=637=2(51-48)=1时-59分=( )分7吨+8吨=( )千克1吨-370千克=( )千克15+8=408=58+25=56=29-3=7700=610-490=7001=4000-5
12、00=1900+4600=549=7(55-48)=1时-53分=( )分8吨+5吨=( )千克1吨-600千克=( )千克71+1=803=41+20=92=43-10=8500=960-180=7006=7000-100=4400+1900=819=9(54-49)=1时-32分=( )分9吨+1吨=( )千克1吨-410千克=( )千克26+2=204=64+15=52=41-4=2300=860-500=5002=7000-400=4100+1700=729=3(51-49)=1时-40分=( )分3吨+3吨=( )千克1吨-510千克=( )千克17+5=903=46+13=95=6
13、1-8=1900=930-130=7005=1000-700=3000+4300=637=9(54-50)=1时-40分=( )分7吨+9吨=( )千克1吨-580千克=( )千克64+5=706=96+14=96=61-2=7600=790-410=3009=6000-300=3100+2800=427=7(55-48)=1时-37分=( )分8吨+5吨=( )千克1吨-840千克=( )千克31+6=305=44+13=84=77-1=6500=650-360=4009=6000-600=1200+3300=639=3(55-46)=1时-28分=( )分9吨+8吨=( )千克1吨-720
14、千克=( )千克57+2=201=47+13=97=86-1=2100=940-410=4004=2000-300=4300+1700=497=7(51-48)=1时-6分=( )分3吨+3吨=( )千克1吨-170千克=( )千克18+5=402=83+15=102=23-6=7400=970-280=6007=1000-900=3300+2500=427=2(55-49)=1时-44分=( )分3吨+2吨=( )千克1吨-680千克=( )千克60+7=201=42+17=14=72-7=1200=670-200=7001=1000-200=3100+4200=637=6(53-45)=1
15、时-10分=( )分7吨+2吨=( )千克1吨-590千克=( )千克22+1=602=43+11=35=23-3=5100=720-410=4004=3000-900=4600+4000=549=3(52-50)=1时-48分=( )分3吨+1吨=( )千克1吨-150千克=( )千克18+8=209=48+18=103=44-7=3500=800-520=5009=6000-700=1300+3700=637=9(55-46)=1时-31分=( )分7吨+2吨=( )千克1吨-240千克=( )千克19+5=707=44+27=82=39-10=9800=870-120=6007=1000
16、-900=1900+1900=497=3(54-50)=1时-45分=( )分8吨+3吨=( )千克1吨-530千克=( )千克52+8=407=42+21=81=68-0=5300=890-210=7009=7000-400=3300+4900=639=5(53-45)=1时-54分=( )分1吨+6吨=( )千克1吨-660千克=( )千克76+3=309=63+28=59=21-1=9100=670-240=6003=3000-800=3200+1100=568=5(55-45)=1时-13分=( )分6吨+3吨=( )千克1吨-760千克=( )千克53+4=802=85+21=56=
17、23-5=9700=750-270=9001=6000-300=1300+2200=819=5(52-46)=1时-2分=( )分3吨+3吨=( )千克1吨-340千克=( )千克20+2=606=35+17=29=96-9=6700=840-450=9007=2000-600=3500+3800=488=9(53-46)=1时-31分=( )分3吨+6吨=( )千克1吨-500千克=( )千克40+5=806=57+11=81=64-9=8600=790-180=1004=2000-600=2300+5000=427=4(51-49)=1时-20分=( )分3吨+1吨=( )千克1吨-930
18、千克=( )千克50+9=401=46+16=64=30-9=9700=750-470=5006=9000-700=2800+2200=639=2(53-48)=1时-3分=( )分9吨+3吨=( )千克1吨-590千克=( )千克12+2=902=72+23=72=73-7=3300=920-490=4003=2000-900=4800+2500=497=4(51-48)=1时-13分=( )分6吨+2吨=( )千克1吨-70千克=( )千克35+9=404=86+26=89=69-3=1200=950-450=9006=3000-500=2000+4700=819=4(54-48)=1时-
19、5分=( )分5吨+3吨=( )千克1吨-840千克=( )千克76+5=901=36+21=18=46-7=1400=600-540=4002=5000-500=4200+3900=728=6(53-47)=1时-27分=( )分6吨+1吨=( )千克1吨-580千克=( )千克67+7=502=64+22=61=24-4=2700=860-400=6004=4000-400=4700+2100=549=6(52-48)=1时-11分=( )分1吨+8吨=( )千克1吨-430千克=( )千克75+7=705=52+11=14=24-5=6400=570-400=7004=6000-100=
20、3000+4700=427=5(54-48)=1时-34分=( )分6吨+2吨=( )千克1吨-950千克=( )千克44+2=704=48+22=78=26-0=1600=720-460=8005=7000-600=4900+3200=497=2(52-48)=1时-1分=( )分1吨+1吨=( )千克1吨-230千克=( )千克39+3=704=91+13=69=52-0=6500=910-220=2001=9000-600=1300+2000=729=3(52-48)=1时-6分=( )分3吨+4吨=( )千克1吨-600千克=( )千克57+1=905=82+24=93=61-4=83
21、00=900-140=3003=5000-300=2700+2400=729=2(51-50)=1时-21分=( )分5吨+4吨=( )千克1吨-520千克=( )千克83+8=501=45+20=52=60-9=9200=670-320=4007=5000-700=3300+4300=427=2(54-48)=1时-52分=( )分8吨+6吨=( )千克1吨-740千克=( )千克85+7=706=63+17=83=61-1=4500=960-400=4001=4000-200=1700+4300=639=8(55-45)=1时-51分=( )分5吨+7吨=( )千克1吨-810千克=( )
22、千克32+3=208=61+12=92=74-1=1900=580-370=8002=8000-200=4700+2100=648=9(53-48)=1时-58分=( )分2吨+7吨=( )千克1吨-510千克=( )千克79+7=205=68+16=108=77-1=7500=930-330=8006=8000-400=3600+4300=568=2(53-45)=1时-31分=( )分5吨+6吨=( )千克1吨-100千克=( )千克13+5=702=21+19=95=70-9=8200=820-250=4006=6000-800=4500+3300=637=5(54-46)=1时-20分
23、=( )分1吨+7吨=( )千克1吨-490千克=( )千克43+3=301=27+20=37=46-10=1200=950-210=1001=6000-900=2000+3600=637=2(53-47)=1时-11分=( )分9吨+5吨=( )千克1吨-510千克=( )千克70+2=307=81+14=41=61-1=4600=610-310=2007=9000-500=2800+2900=427=7(52-46)=1时-43分=( )分7吨+3吨=( )千克1吨-690千克=( )千克81+9=201=88+28=19=25-2=9300=750-380=5004=2000-400=3
24、400+2300=639=4(51-45)=1时-30分=( )分1吨+9吨=( )千克1吨-300千克=( )千克74+5=703=31+24=103=97-6=5600=830-160=2003=6000-500=1800+4800=728=5(52-45)=1时-56分=( )分6吨+9吨=( )千克1吨-280千克=( )千克33+4=108=32+20=38=50-5=4700=730-380=9003=9000-900=2500+2400=637=4(54-46)=1时-40分=( )分2吨+4吨=( )千克1吨-220千克=( )千克73+7=807=91+27=04=73-4=2900=620-240=2001=2000-800=1300+1100=637=7(52-49)=1时-13分=( )分1吨+8吨=( )千克1吨-200千克=( )千克85+2=509=35+13=36=54-8=6800=550-200=6002=8000-300=3200+3800=488=6(51-45)=1时-48分=( )分6吨+4吨=( )千克1吨-930千克=( )千克69+8=107=25+20=97=98-5=7100=910-420=8009=9000-500=1800+2900=637=6(54-49)=