Show:
2 Digit Addition
2 Digit Subtraction
Addition and Subtraction
100

58+73

131

100

73-57

16

100

56+36

92

200

29+67

96

200

82-14

68

200

83-29

54

300

15+67

82

300

54-49

5

300

61+66

127

400

96+25

121

400

77-59

18

400

86-48

38

500

57+97

154

500

21-18

3


500

254-189

65