新人教版二年级数学上册口算专项试题(题库)2

1、新人教版二年级数学上册口算专项试题及答案（题库）1、我能算得又对又快35-279487+63932-1642+39889916437+16684975497545548827972、直接写得数153=64=124=63=427=306=89=28+9=186=164=366=84=80+10=58=213=9+46=3、口算8800-8000=243=255=55=400+600=567=31=648=1800-900=364=62=30-5=4、我来算一算。29438747852656840650828548736553842930426823532766834733818454738914

2、46278396587485165、口算8424621366729471/5248284142782791866、口算306=89=204=328=57=405=217=639=168=273=122=546=455=284=369=357=243=648=426=189=7、口算。1509016080250801000600803070800705014009050050090005000709090050010002000300060003000500040010050001000700300400600080006008、直接写得数。265705004404005076503003601

3、909、看谁算得又对又快。5684596373062995492173645396740804086318210、直接写得数。60002000180090025040600800090300200060009006002503008502001500300100200100006000402004090800900170902/511、口算。7936432326584930206846835157696642285512、直接写出得数。31-12=48=77+19=35+8=77=63=8+8=49-27=100-25=56=97=150=7+33=84-4=35-（22-19）=13、直接写

4、出得数。370200284435067501651737457126730500100080074321205014、直接写得数。470030009654450502456819100030040600186364840808072169715、直接写得数76=800+200=426=38728113382945003006700-70060040037193/5参照答案1836932716816414534873596146325243265723734629040755471535784764625366716546723243448246414275423286928192835324736828167756182465;72;5;435;8;3;7;2;9;6;9;9;7;4;5;8;8;7;27608017040011087012014901000400016014004/53000900080003004000400640086008515704071950170975561016336275710400090021086003908000150055065018003004000240130170080116318103813365048242454132035121932964349181622753063016283213170793423472824