Addition
Subtraction
Addition
Subtraction
MIX
100

40+30

70

100

87-45

42


100

47+12

59

100

86-36

50

100

36+12

48

200

67+31

98

200

99-92

7

200

32+54

86

200

48-23

25

200

48-32

16

300

39+10

49

300

55-32

23

300

58+41

99

300

60-60

0

300

33+50

83

400

46+32

78

400

93-62

31

400

65+14

79

400

66-33

33

400

79-22

57

500

24+25

49

500

62-31

31

500

86+10

96

500

52-40

12

500

27-13

14