小学三年级数学口算心算题16套

1、 68+20=43946=1234=7.32.9=3598429=1000602=2508259=29-510804063862687360538+66=4958275025053209-18017+318=62-17=7.12.4=86509-4736=1.5-0.7=2.31.6=56.42.8=2682=3507780-364=500-240=450175=459177894966=6789789802080001252522+1854016-105+463253-83619 16605003093027301240105912555159632995207209+01800200908

2、555733002577486309450524068412420391031000575155604=1.10.9=0.9+0.8=2589499=103329=4289+4715=1345+12903=2383+1368=3562+4884=19019+360=14060=36085=296304=2830041=65100210=648350=845032=4073=16841333425345008700533001058442730039720099518000211115= 820560=3420=532172484=966=25437=3600300=8400600=190054

3、0=2300800=27445=35529=476104016095=1352=3560-12=243755=8404=56007=4806=380025=2406=183=8550=100020=64040=31257=248=792245297004=1354=82818=437163=3005= 90045=624020=460853=380+60=480060=15020=3847=60312=160715=838027=455636963836453337634681254=2107=2303=510=3554=32-328=45（16-7）=508211419=2050573802

4、4=283527=70028=1208=459506742=46937=86088=154=1407=80244=7212=94+6=320040=4176035156279400+80=40008= 850=903=6+66=100020=64040=31257=248=9003=7020=1802=40005=3606=14007=2005=7208=279=45-27=0169=260680=136-70=455=45059=370-190=6012=3552=93= 2005=6050=4052=1503=1005=4206=7020=1802=80+8=4907=904=1402=7

5、008=3505=56+41=16004=27009=40008=3606=14002=2004=7209=784839470817868393605410712522142404=909=808=81009=3005=4207=7209=2021=3006=140-80=20-7=60+40=160-80=2107= 36+24=18191604=1202=78-19=124+9=2547396581387359643574106330832144206=6488=180-10=50+500=120-40=180-60=600+600=110-90=20+70=40+500=3507=409

6、= 6307=16002=28004=5409=605=900+700=90+80=90+9=72184536739256521471252214200-60=10+10=120-10=130-50=140-50=200-40=3006=2807=2408=390=3005=606=4005=807=7392804=3609=1608=36+42=2103=4200=4864=3208=1806=6309=40005= 2005=410=42006=81009=30005=4207=10002=20004=4509=9002=804=9005=4907=45-6=1002=306=903= 4

7、0+80=10-8=2558=20+10=110-6=70+80=140-2=70+90=70+2=804=3256083762092454871522541402=110-70=100-100=6+10=602=4907=2406=307=1002=5464=254340947081786812920154507808=140-7=70+50=700+600=17-1=3204=305=190-90=603= 427=424266544298131683946913-7=567=25+41=147=180-80=3505=2107=38=4528421715024552802=909=130-2=20+90=80+20=60+90=16002=71-68=600