Numbers 1-20

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Across
  1. 3. five
  2. 7. fourteen
  3. 8. twenty
  4. 10. eighteen
  5. 11. zero
  6. 12. twelve
  7. 14. one
  8. 15. nine
  9. 16. six
  10. 18. thirteen
  11. 20. seven
Down
  1. 1. seventeen
  2. 2. ten
  3. 4. fifteen
  4. 5. nineteen
  5. 6. four
  6. 9. three
  7. 10. two
  8. 13. eleven
  9. 17. sixteen
  10. 19. eight