numerals and letters

123456789101112131415161718
Across
  1. 1. - 1000
  2. 4. - 18
  3. 8. - 26
  4. 11. - 100
  5. 12. - 30
  6. 13. - 70
  7. 16. - letter I is number___ in the alphabet
  8. 17. - 16
  9. 18. - 98
Down
  1. 1. - 20
  2. 2. - 80
  3. 3. - 3
  4. 5. - letter O is number___ in the alphabet
  5. 6. - 12
  6. 7. - 50
  7. 9. letter B is number___ in the alphabet
  8. 10. - 66
  9. 13. - 66
  10. 14. - 13
  11. 15. - 52