人教版2年级下册口算答案.docx

1、人教版2年级下册口算答案880-70=910-90=380+50=790-50=720-40=30+490=90+280=890-700=620-80=60+630=840-70=270+60=940-240=170-90=410+50=90+120=370-70=80+470=910-90=330-80=470+60=500+600=590+40=690-40=110-60=180-80=960-90=130+80=320+200=280+50=410-80=830-60=420+90=800+150=750-70=870-70=430+40=590+300=260-70=910-60=60

2、+260=970-90=810-200=910-50=270+40=670+40=690+60=630-90=610-70=4200+600=900+400=340-90=920-120=230+70=460+80=470-30=820-70=340+40=670+50=360+60=710-30=420-40=700+240=500+170=390+60=590+80=60+730=48090170+40=9300-200=370+40=40+570=430-80310-20=390-30=2500-300=890+50=390-180=660-70=30+970=850+70=770+60

3、=290+40=700+160=900-40=40+370=460+70=830+120=600+500=710-40=30+660=360+40=350+80=990-180=700+170=210+400=780-90=590+40=60+360=480-90=310 + 90 =830 - 60 =930 - 60 =120 + 700 =290 - 20 =590 + 40 =270 - 40 =650 - 90 =840 - 70 =90 + 360 =920 - 50 =580 + 40 =540 - 60 =350 - 60 =550 - 60 =92040=7700500=85

4、070=51030=27040=18050=850120=54070=42030=25060=26060=73060=19020=46060=71050=85070=18060=92090=120+200=130+300=27060=33080=45090=4600600=19040=69070=45090=25090=17070=51040=69020=850+100=23060=800300=92040=27030=25060=71020=93060=27040=19050=51040=62040=16070=92030=78030=71080=91070=470130=83060=640

5、60=21030=79060=78090=75060=84050=82080=36040=55080=610200=91050=71020=92040=61040=200+610=83050=78090=63090=620+90=160700=62070=83060=75060=61020=300+800=59070=82050=1500500=69050=81040=86080=94050=27050=49020=280600=72030=39060=47070=18090=71060=18050=71030=19050=72030=63050=44050=49020=55060=80350

6、=300260=64050=63070=46070=47050=18060=19060=18070=26060=54080=2400100=23060=47070=810+100=800200=55060=85080=86080=28050=71040=28040=63050=390200=80690=42060=23060=550200=74050=6900200=67080=900400=66070=84050=19090=29040=70750=83080=37050=53040=43090=70190=35080=80370=28070=27070=67080=500280=60250

7、=61040=75070=960700=380200=15080=36040=75070=16060=400390=360240=300150=44070=91070=36080=67080=75090=52050=81030=490400=440120=75090=81060=26070=53050=35080=950800=43090=36070=61040=74090=51080=610+40=28070=3900800=58090=72060=420110=44070=43090=67080=510300=27090=52030=700500=69030=30280=81070=490

8、30=56070=42030=28070=400+170=43090=52080=77050=71090=41060=42040=70170=56090=64070=55090=14090=1900300=29050=37040=900110=24090=700190=34050=65070=41020=640+200=92080=450250=58020=80140=56090=29040=36060=38050=25060=600+600=42040=14090=40290=61070=92050=56090=62030=50560=35060=19050=930120=19030=930

9、40=83080=85070=51030=180500=85070=37090=40270=25080=26040=73060=40150=71040=530130=86070=50170=26050=92030=44050=9900300=520+200=68020=45080=640500=19040=500900=45080=25080=180400=37090=51040=69020=520100=93050=85070=50270=71020=53090=92080=45080=50580=52040=73060=180500=85090=1700600=82060=300900=5

10、5070=86090=54060=37080=550150=80590=71040=92060=51060=83040=63080=26080=60750=49080=54090=86040=71070=910-60=400180=90690=64060=21020=79060=23090=47090=39090=66070=83050=540+90= 86090=75060=42030=92020=80370=400490=18040=61080=300590=87080=18040=87050=350110=32090=72040=42030=67090=76080=98090=64070

11、=84060=28050=93050=75090=500480=73050=24080=94060=71050=48060=240200=60350=64070=180+600=35040=900+300=47040=18020=42030=84050=7800700=73050=240-80=54050=95080=76070=45060=31060=3800800=37070=61040=28030=79080=29020=14060=49080=200580=62040=70470=690+100=36080=81060=760160=40490=64080=54050=900800=7

12、0570=62030=16080=45060=610+200=490100=10056=54080=29080=71050=880140=71020=90550=72060=720-50=40+360=110-30=280+60=430+70=250+250=670-80=320-100=690+50=750+100=60+580=700+600=130-40=360+40=780-40=830-60=90+680=300+540=570-90=190-80=220-40=540-60=760-80=60+530=90+250=540-90=670-80=640-50=580-60=770+6

13、0=360-80=790+50=450-80=220-30=600+120=350-80=190-10=60+450=260-90=470+60=210-40=620+50=560-80=320-40=290+40=880-70=810910-90=820380+50=430790-50=740720-40=68030+490=52090+280=370890-700=190620-80=54060+630=690840-70=770270+60=330940-240=700170-90=80410+50=46090+120=210370-70=30080+470=550910-90=8203

14、30-80=250470+60=530500+600=1100590+40=630690-40=650110-60=50180-80=100960-90=870130+80=210320+200=520280+50=330410-80=330830-60=770420+90=510800+150=950750-70=680870-70=800430+40=470590+300=890260-70190910-60=85060+260=320970-90=880810-200=610910-50=860270+40=310670+40=710690+60=750630-90=540610-70=

15、5404200+600=4800900+400=1300340-90=250920-120=800230+70=300460+80=540470-30=440820-70=750340+40=380670+50=720360+60=420710-30=680420-40=380700+240=940500+170=670390+60=450590+80=67060+730=790480-90390170+40=2109300-200=9100370+40=41040+570=610430-80350310-20=290390-30=3602500-300=2200890+50=940390-1

16、80=210660-70=59030+970=1000850+70=920770+60=830290+40=330700+160=860900-40=86040+370=410460+70=530830+120=950600+500=1100710-40=67030+660=690360+40=400350+80=430990-180=810700+170=870210+400=610780-90=690590+40=63060+360=390480-90=390310 + 90 =400830 - 60 =770930 - 60 =870120 + 700 =820290 - 20 =270

17、590 + 40 =630270 - 40 =230650 - 90 =560840 - 70 =77090 + 360 =450920 - 50 =870580 + 40 =620540 - 60 =480350 - 60 =290550 - 60 =49092040=8807700500=720085070=78051030=48027040=31018050=230850120=73054070=61042030=39025060=31026060=32073060=67019020=21046060=52071050=66085070=78018060=24092090=830120+

18、200=320130+300=43027060=33033080=41045090=3604600600=400019040=23069070=76045090=36025090=34017070=24051040=47069020=710850+100=95023060=170800300=110092040=880027030=30025060=31071020=69093060=87027040=31019050=24051040=47062040=58016070=23092030=89078030=75071080=63091070=840470130=34083060=770640

19、60=58021030=18079060=85078090=69075060=69084050=79082080=74036040=40055080=470610200=41091050=86071020=69092040=88061040=570200+610=81083050=78078090=69063090=540620+90=710160700=86062070=55083060=77075060=69061020=590300+800=110059070=52082050=7701500-500=100069050=74081040=77086080=78094050=890270

20、50=32049020=510280600=88072030=69039060=45047070=54018090=9071060=65018050=13071030=68019050=24072030=69063050=58044050=39049020=51055060=61080350=430300260=56064050=59063070=56046070=53047050=52018060=24019060=25018070=25026060=32054080=6202400100=230023060=17047070=540810+100=910800200=100055060=61085080=77086080=78028050=33071040=67028040=24063050=580390200=59080690=77042060=36023060=170550200=75074050=6906900200=670067080=590900400=130066070=59084050=79019090=10029040=33070750=82083080=75037050=42053040=49043090=52070190=26035080=43080370=45028070=35