Subtraction
Subtraction
Subtraction
Subtraction
Subtraction
100

42-19?

23

100

59-28?

31

100

76-45?

31
100

97-36?

61

100

85-52?

32
200

74-15?

59

200

52-23?

29

200

42-10?

32

200

79-49?

30

200

97-27?

70