Niveau 2E - tientallen en lossen tot 100

20 + ... = 100

80

70 + ... = 100

30

35 + ... = 100

65

48 + ... = 50

2

48 + ... = 100

52

60 + 7 = ...

67

80 + 9 = ...

89

40 + ... = 47

7

93 = 90 + ...

3

76 = 70 + ...

6

50 + 30 = ...

80

80 - 30 = ...

50

100 - 40 = ...

60

90 - ... = 60

30

3 tientallen + 4 lossen = ...

34

8 tientallen + 2 lossen = ...

82

46 + ... = 50

4

46 + ... = 100

54

99 + 1 = ...

100

100 - 1 = ...

99