Ordinal Numbers

12345678910111213141516171819
Across
  1. 3. 5th
  2. 5. 10th
  3. 7. 16th
  4. 12. 13th
  5. 13. 9th
  6. 15. 11th
  7. 17. 20th
  8. 18. 17th
  9. 19. 4th
Down
  1. 1. 1st
  2. 2. 3rd
  3. 4. 14th
  4. 6. 12th
  5. 7. 6th
  6. 8. 15th
  7. 9. 19th
  8. 10. 7th
  9. 11. 18th
  10. 14. 2nd
  11. 16. 8th