新人教版二年級數(shù)學上冊口算專項試題5

1、新人教版二年級數(shù)學上冊口算專項試題及答案（完滿版）1、我能算得對又快。300600700300809012005001100600180090040070090701400400900040001600100050013002、我來算一算。2943874785265684065082854873655384293042682353276683473381845473891446278396587485163、直接寫出得數(shù)。3009000250050060080320030004800800190090085080040006004、直接寫得數(shù)17+58=20+40=76-40=83-23=90

2、-20=87-19=12+82=46+13=24+14=63-26=90-25=76-28=34+17=27+20=61-36=83-15=5、口算7+9=_28-8=_35+6=_35-8=_33+4=_45+40=_87-50=_75-50=_1/562-2=_15+8=_56+3=_72-50=_100-20=_68+20=_99-8=_90-40+25=_6、直接寫得數(shù)160802407010004007080010060897025305760080737000-50003567、直接寫出得數(shù)13567055313461831244422366724366255186915108、直

3、接寫出得數(shù)。24632818247279393595499、直接寫出得數(shù)。483588459637123272883240732186466549610、直接寫得數(shù)。600020001800900250406008000903002000600090060025030085020015003001002001000060004020040908009001709011、直接寫出得數(shù)56+20=63-9=49-20=44+7=100-60=35+30=90-8=8+72=6+38=22-6=41-9+50=80-（18-9）=37+5-20=2/521-（7+2）=84-50+7=52-（10-

4、3）=12、直接寫得數(shù)46=72-12=57=408=246=12-62=7+56=100-59=13、直接寫出得數(shù)。463821559308726460239497924459209284332874254241914、直接寫得數(shù)。35+24=500+40=1200-400=568=80-35=400+6000=21+18=90-37=700+300=60+200=91-19=45+28=598-112405+183304+19815、口算。1509016080250801000600803070800705014009050050090005000709090050010002000300

5、060003000500040010050001000700300400600080006003/5參照答案19001000170700500900110016010005000600180027153578476462536671654672324344824641427542328692819283393002000680200400010005046004756036607068945938376548514725685162041273785372560235922808891756240170600870407245875202120005.573307516668161438425121584492818274469836459437590142415110400090021086004/5390；8000；1500；550；650；1800；300；4000；240；130；1700；8011、76；54；29；51；4065；82；80；44；1682；71；2212；41；4512、24,60,355,4,037,5513、43；97；29；65；83；58；55；74；84；75；45；49；14、59；540；800；7；45；6400；39；53；1000；260；72；73；500；600；