The numbers

123456789101112131415161718
Across
  1. 4. Number 4 in letters
  2. 5. Number 3 in letters
  3. 6. Number 11 in letters
  4. 7. Number 19 in letters
  5. 10. Number 15 in letters
  6. 12. Number 2 in letters
  7. 14. Number 20 in letters
  8. 15. Number 14 in letters
  9. 17. Number 7 in letters
  10. 18. Number 0 in letters
Down
  1. 1. Number 16 in letters
  2. 2. Number 13 in letters
  3. 3. Number 17 in letters
  4. 4. Number 5 in letters
  5. 5. Number 10 in letters
  6. 8. Number 9 in letters
  7. 9. Number 8 in letters
  8. 11. Number 18 in letters
  9. 13. Number 1 in letters
  10. 16. Number 12 in letters
  11. 17. Number 6 in letters