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500以内加减法

7/1

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=

7/2

200+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=

7/3

200+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=

7/4

30+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=

7/7

300+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=250

100–()=70

80–()=50

()–30=60

90+()=100

10+()=80

()+70=90

()+60=80

7/8

200+()=400

()–300=200

()+300=390

()–300=100

()+100=500

250–()=100

()+300=400

80–()=30

300+()=400

300–()=200

()–300=200

60–()=20

()+300=500

()–40=300

500–()=100

()–400=100

()+200=500

()–200=200

400+()=500

()+100=130

7/9

11+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=

7/10

20+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=

7/11

20+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=

7/14

30+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=

7/15

30+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=59

80–()=50

100–()=70

90–()=70

90+()=100

()+7=97

80+()=87

10+()=89

7/16

40+()=45

()+31=39

()–57=22

()–30=26

()+10=50

()+42=48

90–()=10

86–()=30

30+()=40

()–30=20

30–()=20

74–()=50

()+30=34

80–()=10

()–46=30

()–300=50

()+70=75

40+()=45

()–29=20

()–100=70

7/17

19+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=

7/18

29+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=

7/21

28+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=

7/22

30+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=

7/23

3+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=53

80–()=50

100–()=70

90–()=70

90+()=100

()+7=92

78+()=87

6+()=84

7/24

6+()=45

()+3=73

()–57=20

()–30=26

()+9=52

()+9=48

90–()=10

80–()=30

30+()=49

()–30=20

30–()=20

70–()=50

()+8=34

80–()=10

()–40=30

()–30=50

()+7=75

4+()=42

()–20=20

()–10=70

7/25

25–20=

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=

7/28

50–30=

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

69–60=

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=

49–40=

69–49=

95–30=

88–40=

7/30

100–60+8=

91–60+8=

83–60+68=

96–60+28=

90–70–20=

85–20–20=

87–60–15=

99–60–10=

10+60+2=

20+65+2=

30+54+20=

34+60+2=

90–20–40=

88–20–44=

80–30–50=

83–20–21=

90–80+25=

86–40+26=

78–50+20=

86–30+26=

7/31

10–0+50=

60–10+50=

70–40+54=

39–20+51=

50–30+54=

60–40+58=

65–20+26=

89–50+53=

100–80+85=

90–60+43=

70–50+24=

95–80+84=

100–()=70

()–25=40

()–17=60

()–24=51

70+()=75

()–20=15

()+8=70

()+20=36

8/1

()–30=20

()+40=41

75–()=22

56–()=53

80–()=10

63–()=33

34–()=20

87–()=76

32–()=30

29–()=17

85–()=84

()–27=20

()–40=30

()–35=33

()–27=60

()–20=9

()–20=20

()–70=5

()+25=30

()+30=56

8/4

21–12=

75–27=

85–47=

67–49=

57–28=

60–33=

80–52=

83–25=

31–23=

32–13=

56–18=

60–39=

48–39=

84–65=

52–43=

76–27=

37–18=

90–58=

50–28=

38–19=

8/5

53–35=

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=

8/6

64–56=

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=

86–37=

43–34=

66–47=

97–38=

80–24=

8/7

93–60+28=

91–62+10=

83–16+8=

95–16+8=

92–70–36=

80–42–21=

80–6–55=

96–60–10=

10+65+20=

32+65+20=

43+54+2=

34+60+2=

82–20–40=

88–29–9=

80–53–5=

83–52–22=

60–50+20=

83–40+28=

74–15+21=

82–53+32=

8/8

50–30+5=

60–26+45=

70–42+15=

39–20+65=

56–30+25=

60–43+19=

68–29+16=

84–15+6=

90–80+18=

70–26+10=

70–15+43=

95–78+19=

90–()=70

()–25=40

()–27=60

()–26=54

73+()=95

()–30=15

()+18=70

()+17=36

8/11

()–35=25

()+47=72

75–()=25

56–()=49

86–()=19

62–()=30

34–()=15

87–()=68

32–()=30

26–()=17

85–()=58

()–27=45

()–41=30

()–33=63

()–27=61

()–29=29

()–53=26

()–72=25

()+25=35

()+27=56

8/12

80+25=

180+340=

62-56=

80+17=

360–260=

500–430=

180+52=

330–270=

7+90=

92–57=

60-10=

65–10=

62–45=

250+60=

30+110=

80+150=

35–13=

82–60=

87–59=

500–52=

8/13

160+81=

15+40=

77–78=

63–39=

45-17=

63+57=

29+42=

40+48=

420+29=

85–70=

61–35=

59+92=

45+18=

170+46=

64+39=

350–240=

64+45=

240–170=

92–47=

18+55=

8/14

70+260=

80+16=

24+18=

410–300=

57–28=

260+62=

63–56=

56–48=

89–39=

55–43=

50+36=

260–190=

90+91=

62–48=

65–47=

34+58=

340–160=

88–39=

72–28=

82+150=

8/15

65–16–15=

94–70–17=

10+30+54=

32–17–5=

15+40–27=

26+20+18=

15+17+30=

20+58+14=

32+39–40=

39+40–26=

52–36+18=

40–20+29=

16+50+15=

34+30+60=

91+4–36=

70–38–25=

35–17+37=

72–45+27=

80+16–57=

36–30–5=

8/18

40+41+15=

60+27–44=

8+90+1=

70–35+14=

35+43–56=

23–16+59=

52+18+30=

65–58+24=

30+60+9=

60+12+17=

55–39+26=

60+29–48=

66–40–17=

20–15+58=

60+25–48=

27+60–15=

75–20–23=

32+50+6=

53–24+19=

21–15+57=

8/19

35+()=52

17+()=24

32+()=62

()+19=21

64–()=49

()+14=31

()+10=50

35+()=62

62+()=73

()–15=60

()+45=55

()+29=54

()–15=53

23+()=82

57–()=26

75–()=38

()+38=91

29+()=37

()–6=90

84–()=10

8/20

400–280=

240–70=

54–29=

190+80=

62–54=

37+25=

90+20=

57–36=

35–18=

51+340=

67–39=

260+20=

49–29=

65–18=

82+70=

50+90=

58–46=

97–58=

29+60=

50–43=

8/21

82+15=

97–70=

310–190=

7+93=

66–39=

32–26=

91+8=

45+48=

61+20=

16+38=

460–290=

27+50=

64–38=

29+450=

32–19=

66+170=

53–28=

64+36=

92+30=

58–28=

8/22

420–170=

83–44=

210–130=

72+180=

69–28=

91+9=

35–17=

29+66=

93+60=

33–19=

53–25=

140+80=

65–57=

64–38=

61–42=

32+38=

420+48=

35–25=

65–57=

18+68=

8/25

21+46–25=

57–18+12=

50–16–

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