一年级口算800题演示教学.doc

一年级口算800题精品文档1+34= 10+38= 2+21= 38+1= 31+10= 25+10= 1+46= 12+3= 1+38= 16+1= 15+2= 13+12= 23+10= 10+31= 33+14= 4+43= 2+42= 46+3= 38+10= 13+26= 8+41= 12+20= 2+5= 6+20= 23+16= 22+22= 25+10= 21+1= 25+4= 10+8= 16+1= 40+7= 37+2= 41+6= 31+13= 1+21= 12+10= 20+6= 20+11= 26+23= 13+21= 21+23= 28+10= 5+30= 9+10= 25+3= 20+14=20+6= 45+1= 36+1= 3+24= 31+11= 24+5= 20+19= 12+16= 5+1= 2+45= 15+4= 5+44= 10+23= 2+15= 20+22= 33+3= 6+31= 6+33= 3+5= 21+22= 24+10= 41+8= 16+3= 32+13= 32+12= 47+1= 43+3= 12+3= 31+8= 12+20= 2+17= 34+10= 32+7= 2+14= 25+20= 4+24= 30+14= 12+12= 28+10= 3+16= 3+4= 24+23= 9+20= 14+33= 7+30= 30+4= 10+4= 9+40= 12+14= 25+3= 28+1= 32+10= 20+26= 46+2= 8+41= 22+22= 44+4= 12+24= 2+32= 10+10= 5+20= 12+7= 25+1= 26+1= 23+26= 17+31= 5+20= 20+17= 41+5= 32+7= 30+11= 6+10= 24+22= 45-13= 28-28= 39-28= 40-10= 37-2= 29-27= 49-11= 39-30= 11-1= 44-31= 19-11= 49-43= 21-1= 26-1= 48-40= 23-13= 16-2= 37-16= 8-7= 36-22= 47-36= 6-2= 38-34= 42-11= 36-15= 28-13= 16-1= 6-4= 47-26= 42-30= 16-5= 37-13= 29-26= 33-10= 36-31= 46-44= 19-16= 9-1= 9-8= 45-34= 16-4= 28-22= 25-4= 46-13= 44-21= 49-41= 45-5= 25-5= 31-20= 32-21= 43-43= 35-20= 39-15= 49-41= 36-32= 49-1= 6-1= 25-5= 39-8= 49-10= 24-3= 45-24= 15-5= 45-24= 20-10= 45-14= 18-13= 44-43= 49-34= 5-5= 36-6= 49-34= 35-2= 16-5= 4-3= 43-41= 42-40= 45-12= 48-31= 48-47= 49-26= 36-4= 26-11= 49-32= 35-24= 49-1= 19-11= 19-3= 26-23= 38-13= 42-42= 26-14= 31-31= 18-8= 32-20= 25-21= 25-13= 14-1= 45-44= 17-7= 39-10= 44-32= 39-11= 35-5= 21-11= 49-21= 48-18= 21-11= 46-1= 34-20= 48-38= 44-31= 43-42= 34-20= 39-19= 48-18= 40-10= 49-21= 38-24= 35-23= 26= 297= 352= 7 34= 254=435= 8710= 3 93= 4830= 9540=812= 608= 3910= 7610= 7030=489= 478= 524= 438= 689=402= 279= 324= 412= 389=302= 722= 664= 392= 209=535= 352=394= 850= 201=406= 627= 895= 633= 342=504= 11+2= 533= 60+8= 807=324= 265= 844= 3510= 719=126= 297= 332= 340= 154=235=371= 293= 383= 87+9=182= 308= 431= 862= 703=302= 722=664= 392= 209=535= 352=394= 850= 201=16+9= 5+18= 17+3= 36+6= 29+5= 48+8= 35+8= 4+19= 7+26= 4+37=29+4=19+8= 29+7= 7+38= 9+18=40+6= 35+30= 62+8= 75+5= 23+7= 26+8= 19+60=32+8=16+9= 24+6=5+37= 44+7=67+9=50+8= 32+9=61+9= 85+4= 91+8= 82+5=39+1=46+7= 37+4= 78+3= 27+6= 39+8=68+5= 9+25= 85+6= 92+4= 86+2= 48+7= 39+9= 2+38= 56+8= 36+5= 35+6= 46+9=9+25= 23+8= 46+6=90+9= 84+7= 34+7= 56+3= 12+9=93+3= 58+3= 75+7=35+6= 86+8=39+2= 27+4= 50+5= 34+9= 10+60=9+50= 10+40= 68+5= 19+6= 28+5=61+10= 18+5= 74+6=37+2= 26+5=23+7= 47+4= 88+3= 47+6= 39+8=26+8= 53+6= 78+5= 37+9= 87+9=23+8= 89+6= 75+5=86+6= 68+7=26+9= 25+6= 50+37= 49+7= 87+9= 50+8= 61+9= 73+7= 9+25= 16+9=85+4= 91+8= 82+5= 39+10= 46+7=37+4= 78+3=27+60= 39+8= 68+5=35+6= 2+40= 86+2= 48+7= 39+10=5+18= 17+3=6+6= 29+5= 87+9=326= 297= 352= 7 34= 25430=435= 8710= 3 93= 4830= 95407=812= 608= 3910= 7610= 703030=489= 478= 524= 438= 68920=402= 279= 324= 412= 389+8=302= 722= 664= 392= 209+80=535= 352= 394= 850= 20170=406= 627= 895= 633= 3428=504= 11+2=533= 60+8= 80720=324= 265= 844= 3510= 71960=126= 297= 332= 340= 154+6=235=371= 293= 383= 87+96=182= 308= 431= 862= 70340=302= 722=664= 392= 209+8=535= 352=394= 850= 201+50=16+9= 5+18= 17+3= 36+6= 29+5+6= 48+8= 35+8= 4+19= 7+26= 4+37+9=29+4= 19+8= 29+7= 7+38= 9+182=40+6= 35+30=62+8= 75+5= 23+7+6= 26+8= 19+60=32+8= 16+9= 24+6+50=8+34= 44+7=679= 50+8= 32+99=61+9= 854= 91+8= 82+5= 39+110=467= 374= 183= 27+6= 39+8+30=685=9+25= 85+6= 924= 862+5= 48+7= 399= 2+38= 56+8= 36+5+50=356= 46+9=9+25= 23+8= 6+682=909= 84+7= 34+7= 563= 129+64=9+36= 58+3= 757= 35+6= 86830=392= 27+4= 57+5= 349= 10+60+20=9+50= 10+40= 68+5= 19+6= 285+8=61+10= 18+5= 74+6=37+2= 6+5930=23+7= 7+47= 883= 47+6= 39+820=268=536= 78+5= 379= 87920=23+8= 89+6= 75+5=86+6= 68+740=26+40= 25+60= 50+37= 497= 87920=50+8= 61+9= 737= 9+25= 16+9+50=8+46= 91+8= 825= 39+10= 46+73=37+40= 78+3=27+60= 32+8= 68+540=5+63= 2+40= 862= 48+7= 39+104=40+18= 17+3=36+6=27+50= 87+930=45+30=45+3=5+41=50+41=6+32=52+6=40+47=62+4=27+40=5+23=71+5=45+30=69+1=6+33=18+70=44+3=5+32=25+4=20+35=4+75=3+95=30+65=53+20=85+3=4+52=30+65=6+22=16+3=40+58=56-30=56-3=89-40=89-4=75-30=56-3=29-4=77-7=29-20=56-4=63-50=38-4=98-3=96-30=39-6=25-4=78-40=80-30=79-60=49-7=26-3=59-3=67-3=99-50=30-1=55-2=27-5=45-20=76-40=46-30=46+30=4+74=51+7=38+40=93-80=63-30=95-5=86+10=2+82=69+0=73-40=100-30=59-4=95-4=70+28=6+98=19-6=20+80=65+30=92-50=13+5=85-2=58-30=58+30=36-3=36-30=5+34=50+34=12+5+50=65-5-50=80-20+6=6-4+80=5-3+70=70-30+5=60+4+20=75-70+9=80-20+15=6+32-30=46-6+60=78-8+29=30+50+12=25-20+71=54+3-5=46+6+20=90-50+42=32-2+58=75-40-3=22-20+50=36+20-20=59-30+30=28-8+25=90-10-60=30+70-50=22+4+40=36+3+10=56-2+10=85+10-20=6512=2711=6129=9242=1280=3357=7520=3511=2852=9616=3822=4711=3654=7025=3514=4030=8115=6950=8414=9680=68-( )=6363+( )=6845+( )=65( )+20=6565-( )=4565-( )=20( )+16=5656-( )=1678-( )=7623+( )=2990-( )=89( )+5=26( )-55=3( )+5=1849-( )=296+( )=48( )-9=90( )-20=2828-( )=865-( )=3526+( )=56( )+42=4985-( )=5( )+3=3725-( )=2138-( )=3143+( )=4769-( )=3986-( )=808-8= 68-30= 47+40= 33-8= 34+0=35+30= 40+30= 85-7= 4+49= 69-0=67+7= 57-50= 79+10= 42+25= 44+1=67-6= 91-90= 80-70= 70+30= 90-50=22-4= 1+87= 20+26= 42+7= 51+6=3+68= 3+25= 40+21= 5+18= 47-20=61+9= 56+2= 54+0= 91-60= 42-40=86-4= 27-7= 50+19= 10+50= 52+35=40-10= 33-9= 61-50= 45+36= 75-20=30+10= 46-5= 43-4= 20-10= 58-10=34-8= 27+3= 6+17= 11-8= 20+49=70+4= 24-4= 45+33= 10-5= 90-30=49+40= 80+17= 30+26= 40+33= 14-7=52-4= 45-6= 36-9= 7+42= 30-2=58-1= 43-30= 34+5= 38-20= 9-8=2+77= 18+30= 40-7= 62+0= 47+50=35+44= 32+40= 66+9= 31-1= 6+43=20+80= 83+10= 48+35= 31+45= 76-5=59-1= 10+26= 12+7= 15-6= 35-2=70-40= 53-3= 60-10= 60+24= 75+8=18-8= 68-30= 47+40= 33-8= 34+0=35+30= 40+30= 85-7= 4+49= 69-0=67+7= 57-50= 79+10= 42+25= 44+1=67-6= 91-90= 80-70= 70+30= 90-50=22-4= 1+87= 20+26= 42+7= 51+6=3+68= 3+25= 40+21= 5+18= 47-20=61+9= 56+2= 54+0= 91-60= 42-40= 86-4= 27-7= 50+19= 10+50= 52+35=40-10= 33-9= 61-50= 45+36= 75-20=30+10= 46-5= 43-4= 20-10= 58-10=89= 116=67=158=67=49=135=59=128=119=107=167=586=317=5340=3070=469=788=327=568=9860=469=1240=709=218=666=8020=425=179=337=348=359=284=1070=7910=867=9060=618=4920=679=35508=1485=45530=8337=65408=20359=6684=84406=1997=12-=18-9=6+8=11-9=6+9=17+4=14-5=12-4=16-7=13-6=8+5=15-8=36-97=15-12776-70+8=4+15-8=8+11+350+10-30=29-13-5=60-20+15=40+16-9=86= 58= 129= 159=57= 116= 105= 113=147= 112= 128= 55=39= 88= 167= 178=176= 69= 126= 109=98= 137= 133= 168=77= 115= 66= 125=64= 107= 1710= 165=179= 137= 148= 159=1010= 118= 100= 100=957= 1888= 1563=554= 1558= 1029=784= 1578=1897=1138= 645= 1784=9460=7530=643=354=8640=6950=888=742=388=5610=444=139=1850=6120=683=554=8640=694=885=4910=871=781=641=543=6013=7240=397=990=742=176=3910=762=398=564=242=9830=4720=599=871=8450=415=752=685=435=297=545=8270=6130=950=997=484=851=636=494=9920=6137=742=245=763=286=892=764=930=486=598=881=464=732=138=374=762=894=485=673=940=953=95=114=753=4720=6620=532=7670=460=309=9990=477=9980=7360=476=820=495=653=443=5830=4633=732=554=798=8550=90-9=24-10-7=46+5=20+13-9=8+57=34+(25+5)=98-70=58-(58-8)=65+20=39+7-20=25+7=50-8=86-5=4+65=20+67=42+30=73-40=85-7=8+45=76-60=61+9= 85+4= 91+8= 82+5= 39+1= 46+7=23+7= 37+4= 78+3= 27+6= 39+8= 68+5=9+25= 85+6= 92+4= 86+2= 48+7= 39+9=2+38= 56+8= 36+5= 35+6= 46+9= 9+25=23+8= 46+6= 90+9= 84+7= 34+7= 56+3=12+9= 93+3= 58+3= 75+7= 35+6= 8