500以内的加减法.doc

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1、500以加减法100 + 200 =200 120 =400 - 200 =70 + 200 =300 + 200=250 20=300 + 45 =230+ 100 =200 + 200 =630 70 =130 + 100=20 + 200 =400 + 100 =400 100 =500 100 =40 + 100 =100 + 80 =430 30 =200 100 =100 + 260 =7/2200 + 30 =500 300 =250 200 =480 100 =70 + 100 =70 30=300 + 200=200 + 50 =100 + 50=80 40 =100 + 9

2、0=300 + 55 =300 + 40 =90 4 =200+ 60 =500 - 20=100 + 50 =70 5 =400 + 40=480 30=7/3200 + 60 =360 300=490 100 =290 200 =400 + 40 =400 200 =70 40=30+ 410=80 + 20 =180 20=89 23 =500 100 =300 + 60=70 60 =60 20 =290 200 =200 + 50 =500 400 =120 + 300 =360 200 =7/430+40+20=10090+80=50+3040=100+50+200=7050+40

3、0=9070+200=50+4060=300+40+20=10030+200=100+60+20=9070+200=10080+400=100+8040=902040=8060+50=10090+50=200+200+60=9080+200=6050+70=9060+100=7/7300+100+40=1000+50=400+30+30=1005030=902060=500300+50=9010+200=200+8090=802010=10080+80=1005010=100+50+200= +50=250100 =7080 = 50( ) 30 = 6090 + =10010 + = 80

4、+70 = 90( )+60 = 807/8200 + = 400 300 = 200 + 300 = 390 300 = 100 + 100 =500250 = 100 + 300 = 40080 = 30300+ = 400300 = 200 300 = 20060 = 20 + 300 =500 40= 300500 = 100 400 = 100 + 200= 500 200 = 200400+ = 500 + 100 = 1307/911 + 20 =35 + 20 =80 + 20 =64 + 23 =30 + 22 =36 + 20 =30 + 56 =43 + 26 =20 +

5、 23 =20 + 27 =20 + 72 =13 + 60 =41 + 10 =40 + 15 =50 + 40 =34 + 64 =12+ 80 =10 + 81 =10 + 80 =25 + 70 =7/1020 + 30 =20 + 38 =20 + 30 =20 + 69 =70 + 13 =53 + 12 =70 + 29 =76 + 10 =10 + 54 =19 + 50 =34+ 51 =30 + 44 =32 + 40 =32 + 40 =30 + 49 =50 + 46 =17 + 50 =22 + 53 =20 + 55 =20 + 35 =7/1120 + 65 =2

6、0 + 64 =28 + 60 =36 + 22 =40 + 48 =49 + 40 =44 + 40 =50 + 28 =80 + 23 =88 + 21 =60 + 10 =83 + 15 =32 + 60 =30 + 60 =47 + 20 =30 + 29 =24 + 50 =19 + 50 =23 + 50 =41 + 18 =7/1430+40+21=30+48+20=30+42+20=23+40+20=8050+42=7040+48=7030+40=7060+49=10030+25=9030+7=8030+21=9030+22=10+8040=50+2530=17+8040=20

7、+8040=20+25+60=70+20+5=9+20+60=20+21+62=7/1530+14+40=50+13+6=30+11+40=35+10+46=902060=972060=902060=902060=802010=892010=802010=802010= +50=5980 = 50100 =7090 =7090 + =100 +7 = 9780 + = 8710 + = 897/1640 + = 45 + 31 = 39 57 = 22 30 = 26 + 10 =50 + 42 = 4890 = 1086 = 3030+ = 40 30 = 2030 = 2074 = 50

8、+ 30 =3480 = 10 46= 30 300= 50 + 70= 7540+ = 45 29 = 20 100 = 707/1719 + 22 =35 + 57=80 + 20 =64 + 27 =38 + 32 =36 + 17 =37 + 56 =47 + 26 =23 + 68 =28 + 28 =19 + 72 =23 + 69 =42 + 58 =68 + 15 =50 + 47 =28 + 64 =18 + 63=16 + 65 =29 + 71 =25 + 72 =7/1829 + 37 =47 + 38 =27 + 38 =20 + 66 =77 + 18 =53 +

9、38 =76 + 19 =46 + 53 =16 + 59 =19 + 15 =16 + 55 =37 + 47 =37 + 48 =35 + 18 =43 + 49 =59 + 67 =36 + 55 =39 + 53 =26 + 55 =20 + 35 =7/2128 + 68 =27 + 63 =28 + 66 =34 + 28 =49 + 43 =49 + 47 =47 + 43 =56 + 89 =86 + 5 =49 + 21 =60 + 32 =85 + 15 =23 + 69 =36 + 26 =47 + 25 =36 + 29 =25 + 57 =39 + 56 =29 +

10、57 =44 + 48 =7/2230+41+18=19+34+20=30+40+19=18+63+20=8050+41=7040+24=7030+24=7060+81=10030+22=9030+37=8030+21=9030+22=9+8540=50+2230=19+8040=20+3840=20+26+36=70+19+5=91+2+60=20+27+6=7/233+29+40=50+19+6=30+64+5=35+18+4=902060=902060=902060=902060=892010=802010=802010=802010= +5=5380 = 50100 =7090 =70

11、90 + =100 +7 = 9278 + = 876 + = 847/246 + = 45 + 3 = 73 57 = 20 30 = 26 + 9 =52 + 9 = 4890 = 1080 = 3030+ = 49 30 = 2030 = 2070 = 50 + 8 =3480 = 10 40= 30 30= 50 + 7= 754+ = 42 20 = 20 10 = 707/2525 20 =75 30 =85 20 =67 20 =57 23 =69 33 =89 26 =83 50 =36 30 =36 32 =56 40 =67 36 =48 40 =84 50 =58 30

12、=76 40 =38 18 =98 84 =59 86 =38 27 =7/2850 30 =86 30 =58 35 =49 20 =72 70 =92 70 =89 73 =62 30 =80 40 =76 30 =72 50 =58 63 =49 40 =99 46 =89 50 =78 60 =70 50 =81 40 =77 54 =80 50 =7/2969 60 =79 67 =69 66 =56 20 =84 80 =84 23 =64 21 =74 12 =80 20 =98 20 =68 20 =76 24 =77 70 =87 53 =67 57 =87 70 =49 4

13、0 =69 49 =95 30 =88 40 =7/3010060+8=9160+8=8360+68=9660+28=907020=852020=876015=996010=10+60+2=20+65+2=30+54+20=34+60+2=902040=882044=803050=832021=9080+25=8640+26=7850+20=8630+26=7/31100+50=6010+50=7040+54=3920+51=5030+54=6040+58=6520+26=8950+53=10080+85=9060+43=7050+24=9580+84=100 =70 25 = 40 17 =

14、 60 24 = 5170 + = 75 20 = 15 + 8 = 70 + 20 = 368/1 30 = 20 + 40 = 4175 = 2256 = 5380 = 1063 = 3334 = 2087 = 7632 = 3029 = 1785 = 84 27 = 20 40= 30 35 = 33 27 = 60 20 = 9 20 = 20 70 = 5 + 25 = 30 + 30 = 568/421 12 =75 27 =85 47 =67 49 =57 28 =60 33 =80 52 =83 25 =31 23 =32 13 =56 18 =60 39 =48 39 =84

15、 65 =52 43 =76 27 =37 18 =90 58 =50 28 =38 19 =8/553 35 =80 73 =57 39 =41 22 =72 27 =92 76 =80 29 =60 43 =81 44 =70 34 =72 45 =58 49 =43 24 =91 49 =84 35 =75 26 =71 35 =83 44 =72 25 =80 35 =8/664 56 =75 67 =64 56 =56 17 =84 68 =84 28 =60 32 =70 18 =81 22 =98 59 =66 18 =76 28 =70 17 =80 57 =60 57 =86

16、 37 =43 34 =66 47 =97 38 =80 24 =8/79360+28=9162+10=8316+8=9516+8=927036=804221=80655=966010=10+65+20=32+65+20=43+54+2=34+60+2=822040=88299=80535=835222=6050+20=8340+28=7415+21=8253+32=8/85030+5=6026+45=7042+15=3920+65=5630+25=6043+19=6829+16=8415+6=9080+18=7026+10=7015+43=9578+19=90 =70 25 = 40 27

17、= 60 26 = 5473 + = 95 30 = 15 + 18 = 70 + 17 = 368/11 35 = 25 + 47 = 7275 = 2556 = 4986 = 1962 = 3034 = 1587 = 6832 = 3026 = 1785 = 58 27 = 45 41= 30 33 = 63 27 = 61 29 = 29 53 = 26 72 = 25 + 25 = 35 + 27 = 568/1280+25=180+340=62-56=80+17=360260=500430=180+52=330270=7+90=9257=60-10=6510=6245=250+60=

18、30+110=80+150=3513=8260=8759=50052=8/13160+81=15+40=7778=6339=45-17=63+57=29+42=40+48=420+29=8570=6135=59+92=45+18=170+46=64+39=350240=64+45=240170=9247=18+55=8/1470+260=80+16=24+18=410300=5728=260+62=6356=5648=8939=5543=50+36=260190=90+91=6248=6547=34+58=340160=8839=7228=82+150=8/15651615=947017=10

19、+30+54=32175=15+4027=26+20+18=15+17+30=20+58+14=32+3940=39+4026=5236+18=4020+29=16+50+15=34+30+60=91+436=703825=3517+37=7245+27=80+1657=36305=8/1840+41+15=60+2744=8+90+1=7035+14=35+4356=2316+59=52+18+30=6558+24=30+60+9=60+12+17=5539+26=60+2948=664017=2015+58=60+2548=27+6015=752023=32+50+6=5324+19=21

20、15+57=8/1935+ =5217+ =2432+ =62 +19=2164 =49 +14=31 +10=5035+ =6262+ =73 15=60 +45=55 +29=54 15=5323+ =8257 =2675 =38 +38=9129+ =37 6=9084 =108/20400280=24070=5429=190+80=6254=37+25=90+20=5736=3518=51+340=6739=260+20=4929=6518=82+70=50+90=5846=9758=29+60=5043=8/2182+15=9770=310190=7+93=6639=3226=91+

21、8=45+48=61+20=16+38=460290=27+50=6438=29+450=3219=66+170=5328=64+36=92+30=5828=8/22420170=8344=210130=72+180=6928=91+9=3517=29+66=93+60=3319=5325=140+80=6557=6438=6142=32+38=420+48=3525=6557=18+68=8/2521+4625=5718+12=501625=32175=3218+36=391717=10+4017=10+18+42=83+4+1=3216+35=3+9034=4020+9=7446+15=5

22、1+1948=6+8055=3728+45=3119+28=5427+15=2517+23=56+1335=8/2622+2810=42+13+39=5+40+40=70+1541=321912=572817=15+6325=84707=5327+45=19+4838=13+60+9=16+20+8=261015=10+20+30=53347=91+236=4328+56=80+1354=6548+32=34+32+16=8/27 +17=3634+ =6418+ =3217+ =3422+ =8587 =4727+ =65 +14=5151 =36 +39=64 36=5116+ =33 6

23、0=36 58=90 +15=39 25=53 30=10 29=6119+ =47 +17=828/2850+280=5829=5132=240150=37+61 =5324=5543=70+17=5340 =8969=6719=360+10=6536 =60+37=60+90=13+80=36+41 =82+160=27+52=210160=8/296259 =63+190=230+70=320230=3828 =8564=6849=8938=9068 =170+200=320+130=56+37=30+39 =10+80=8547=430240=250+75 =49+300=6148=2818=