3 + 3. 6. 1 + 1. 2. 5 + 5. 10. 0 + 0. 0. 9 + 9. 18. 4 + 4. 8. 7 + 7. 14. 2 + 2. 4. 8 + 8. 16. 6 + 6. 12.
3+3 6 Know Your Facts!
1+1 2 Know Your Facts!
5+5 10 Know Your Facts!
0+0 0 Know Your Facts!
9+9 18 Know Your Facts!
4+4 8 Know Your Facts!
7+7 14 Know Your Facts!
2+2 4 Know Your Facts!
8+8 16 Know Your Facts!
6+6 12 Know Your Facts!