2 digit + 1 digit
2 digit - 1 digit
2 digit + 2 digit (no regrouping)
2 digit - 2 digit (no regrouping)
2 digit +
2 digit (with regrouping)
100

What is 16 + 3?

19

100

23-3?

20

100

22+11?

33
100

22-11?

11

100
25 + 46?

71

200

What is 25+4?

29

200

64-2=

62

200

45 + 13?

58

200

45-23?

22

200

34 + 28?

62

300

What is 61 + 7?

68

300

87-4?

83

300

65 + 24?

89

300

61-31?

30

300

36 + 46?

82

400

84 + 6?

90

400

68-7?

61

400

87 + 12?

99

400

89-47?

42

400

72 + 18?

90

500

66 + 5?

71

500

82-6?

76

500

36 + 62?

98

500

98-52?

46

500

56 + 49?

105

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