部编版二年级数学上册口算易错题带答案(学生专用)

1、部编版二年级数学上册口算易错题带答案（学生专用）1、直接写出得数34-19=25=27+43=75+8=50-20+30=33+38=47=63=8+8=49-27=43-12=84-4=2、直接写得数140+50=1400-400=98-34=40+50=200-30=45+25=480+120=5500-500=76-35=3000-800=400+2000=850-320=30+700=84-26=50-15=20+46=297-10093+310395+2925990-30053、直接写出得数。1821894273647286374055464558193572794596391689

2、94、口算。2636530219874375184794904695、直接写出得数37=255=66=126=45=183=75=305=65+8=66+7=47-9=67-8=6、我能算得对又快。30060070030080901/512005001100600180090040070090701400400900040001600100050013007、直接写得数65+25=408-108=255=330-230=488=470+100=427=97=8、我能算得对又快9、口算。75-41=84-21=98-20=500-400=21-9=610-410=950-630=500-70=7

3、8-45=240-110=700-200=10、直接写出得数78_347_749_486_233_176_549_192_11、直接写出得数。728=7+63=94=36+4=24-6=426=75=639=12、口算。527832355481833666496654655281034102/512776206725913、直接写得数。95=48=213=76=248=64=87=57=96=488=58=47=77-7=99+9=325=184=14、直接写得数35+8=80-50=30-6=74-30=16+9=92-8=63+20-32=75-6-30=25+8-11=51-40+18=

4、15、直接写得数。54915335727（）942684248（）74220分40分1时50分30秒1分30秒30秒3/5参照答案1151070836047281816220282190100064901707060050004122002400530730583566200400700300039269998999535721429353083326545552153622063563843193469001000170700500900110016010005000600180079030051006570663857993439416967799346378100122003204303313050010564682872256911197036401873571245401512216554124138255642191345327423245635546402842903