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1、小学三年级数学 口算测试300题632131=1022008480907304555540.6=6.5+4.7=4.6+2.4=3.8+6.6=405807525532018017+18=62-17=600+3006000309676812309153743946=2005000280+70=5+0.5=2.66+3.58=12+1212=60+89=215+4=8501+53799=86509+4736=5268+29=86509-4736=1.5-0.7=450175=45917789466=6789789802080001252521.20.3=7.32.9=100.7=8.25=915
2、9750785146600501.30.5=549=7.12.4=2.31.6=56.42.8=268=350-7080-36=500-240=11.36-6.95=540360=35942=100060=25025=3108040633626382517=36053268567964288030=6070=1854060546325383619166050030930273012401040125015632305201604134254500870530108442300572097208018020090855573630945052406841242039103100057515560
3、4=9515107200472480002400050905310103042023002577481.10.9=0.9+0.8=2540=103329=428+471=1345+1490=238+136=3562+4884=190360=14060=14+325=5364=63+22=34200=25300=3600300=8400600=1900+5400=2300800=275=2524=36085=296304=2830041=65100210=648350=845032=4073=30500=29030=3017=11115=20170=779=4527=169=26068=1367
4、0=455=45059=370190=6012=8550=666=100020=64040=31257=248=787=82818=437163=820560=3420=25437=3600300=8400600=1900540=2300800=27445=35529=476104016095=1352=1736=792245297004=1354=3005=3520=2130=1018=800=4070=3020=5060=215=4520=6070=5012=3642=6525=2734=2514=6511761127194519532172484=966=3560-12=243755=8
5、404=56007=4806=380025=2406=183=300+4166=3065=5768=8144=9204=906=4816=9624=90045=624020=460853=380+60=2107=245=2303=510=3554=32-328=45（16-7）=508211419=20505738024=283527=70028=1208=185=370519471669005233439242039770569628824809882031170=3040=63064584=23868763417675358930324870324322526889096984595067
6、42=46937=86088=154=968=1407=80244=7212=94+6=320040=480060=15020=3847=60312=160715=838027=455636963836453337634681254=4176035156279400+80=40008=8421382135217208=6030=6903=3885=8164=3485=8004=30930=29818394060=50(34)=5647=66684=308=1600-12=1258=2238=3620=4806=08=2005=6307=3017=1115=2070=77-9=45-27=0169=260680=136-70=455=45059=370-190=6012=850=6+66=100020=64040=31257=248=787=82818=437+163=820-560=34200=25300=3600300=8400600=1900+5400=2300-800=2745=3552=3
