Numbers

12345678910
Across
  1. 2. 1st
  2. 4. 1000th
  3. 8. 3rd
  4. 9. 20
  5. 10. 12th
Down
  1. 1. 16th
  2. 3. 31
  3. 5. 100
  4. 6. 24
  5. 7. 50