Number Names!!!

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123456789101112131415161718192021
Across
  1. 1. twenty times two equals
  2. 7. ten plus nine equals
  3. 8. five times six equals
  4. 9. half of one hundred
  5. 10. number of months in a year
  6. 11. the number after 10
  7. 12. this is a lucky number
  8. 16. number of legs a ant has
  9. 17. sometimes believed to be unlucky
  10. 19. after the number 2.
  11. 20. the number of legs a crab has
  12. 21. this has the same amount of letters as it's name
Down
  1. 1. this number is 10 after 4
  2. 2. ten times three equals
  3. 3. number of legs a spider has
  4. 4. a number that is divisible by 1,3, and 5
  5. 5. you get this number when you add 10 to 7
  6. 6. a number between 17 and 19
  7. 12. its roman numeral is XVI
  8. 13. number of minutes in a hour
  9. 14. the first number
  10. 15. the number of golden rings
  11. 18. the ninth number in a series
  12. 20. this is the second number