Add using doubles. Use doubles fact   6 + 6 = 12

6 + 7 =

Add using doubles. Use doubles fact   2 + 2 = 4

2 + 3 =

Add using doubles. Use doubles fact   3 + 3 = 6

3 + 4 =

Add using doubles. Use doubles fact   6 + 6 = 12

7 + 6 =

Add using doubles. Use doubles fact   4 + 4 = 8

4 + 5 =

Add using doubles. Use doubles fact   1 + 1 = 2

1 + 2 =

Add using doubles. Use doubles fact   5 + 5 = 10

5 + 6 =

Add using doubles. Use doubles fact   2 + 2 = 4

3 + 2 =

Add using doubles. Use doubles fact   3 + 3 = 6

4 + 3 =

Add using doubles. Use doubles fact   1 + 1 = 2

2 + 1 =

Add using doubles. Use doubles fact   4 + 4 = 8

5 + 4 =

Add using doubles. Use doubles fact   7 + 7 = 14

7 + 8 =

Add using doubles. Use doubles fact   5 + 5 = 10

6 + 5 =

Add using doubles. Use doubles fact   7 + 7 = 14

8 + 7 =

Add using doubles. Use doubles fact   2 + 2 = 4

3 + 2 =