500以内的加减法.doc

500以内加减法7/1100 + 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 + 90=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=100–90+80=50+30–40=100+50+200=70–50+400=90–70+200=50+40–60=300+40+20=100–30+200=100+60+20=90–70+200=100–80+400=100+80–40=90–20–40=80–60+50=100–90+50=200+200+60=90–80+200=60–50+70=90–60+100=7/7300+100+40=100–0+50=400+30+30=100–50–30=90–20–60=500–300+50=90–10+200=200+80–90=80–20–10=100–80+80=100–50–10=100+50+200=（ ）+50=250100 –（ ）=7080 –（ ）= 50( ) –30 = 6090 +（ ）=10010 +（ ）= 80（ ）+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 + 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 =20 + 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=80–50+42=70–40+48=70–30+40=70–60+49=100–30+25=90–30+7=80–30+21=90–30+22=10+80–40=50+25–30=17+80–40=20+80–40=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=90–20–60=97–20–60=90–20–60=90–20–60=80–20–10=89–20–10=80–20–10=80–20–10=（ ）+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（ ）+ 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 + 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 + 57 =44 + 48 =7/2230+41+18=19+34+20=30+40+19=18+63+20=80–50+41=70–40+24=70–30+24=70–60+81=100–30+22=90–30+37=80–30+21=90–30+22=9+85–40=50+22–30=19+80–40=20+38–40=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=90–20–60=90–20–60=90–20–60=90–20–60=89–20–10=80–20–10=80–20–10=80–20–10=（ ）+5=5380 –（ ）= 50100 –（ ）=7090 –（ ）=7090 +（ ）=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 =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 =7/29。