Knowing Doubles & Halves Number Facts

6 + 6 =

8 + 8 =

12 + 12 =

7 + 7 =

9 + 9 =

15 + 15 =

25 + 25 =

20 + 20 =

50 + 50 =

30 + 30 =

11 + 11 =

6 + __ = 12

11 + __ = 22

18 - 9 =

60 - 30 =

30 - 15 =

24 - 12 =

14 - 7 =

Double 8 =

Half of 50 =

Double 12 =

Half of 16 =

Double 15 =

Half of 10 =

Double 7 =

Half of 18 =

Double 11 =

Half of 100 =

Double 4 =

Half of 24 =

Double 6 =

Half of 30 =

__ + 8 = 16

60 - ___ = 30

__ + 15 = 30

14 - 7 =

__ + 11 = 22

18 - 9 =

__ + 15 = 30

24 - 12 =