ORDINAL NUMBERS

123456789101112131415161718
Across
  1. 2. 2nd
  2. 3. 1st
  3. 5. 11th
  4. 6. 3rd
  5. 8. 12th
  6. 9. 5th
  7. 11. 7th
  8. 12. 19th
  9. 14. 6th
  10. 15. 4th
  11. 17. 9th
  12. 18. 20th
Down
  1. 1. 14th
  2. 4. 13th
  3. 7. 18th
  4. 8. 10th
  5. 10. 16th
  6. 13. 8th
  7. 15. 15th
  8. 16. 17th