Show:
Addition with Double Digits
Subtraction
Subtraction with Regrouping
Addition with Single Digits
100

25+16

41

100

45-12

33

100

75-18

57

100

20+5

25

200

52+23

75

200

53-11

42

200

56-27

29

200

15+3

18


300

58+39

97

300

45-23

22

300

68-19

49

300

35+6

41


400

84+45

129

400

89-56

33

400

96-38

58

400

78+8

86

500

95+42

137

500

97-43

54

500

83-47

36

500

99+5

104