Fill in the blanks with the correct number.

1. 2 + 4 = 3 + 3

2. 5 + 5 = 6 + 4

3. 3 + 4 = 1 + 6

4. 10 + 2 = 6 + 6

5. 3 + 2 = 4 + 1

6. 8 + 2 = 5 + 5

7. 8 + 4 = 6 + 6

8. 8 + 2 = 7 + 3

9. 12 + 1 = 3 + 10

10. 7 + 1 = 4 + 4

11. 4 + 4 = 5 + 3

12. 5 + 4 = 2 + 7

13. 8 + 10 = 10 + 8

14. 11 + 4 = 6 + 9

15. 5 + 6 = 5 + 6

16. 3 + 7 = 5 + 5