Unit 1

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Across
  1. 1. number before the subtraction sign
  2. 6. all + and - counting numbers
  3. 7. answer to subtraction
  4. 10. limited sets
  5. 12. number after the subtraction sign
  6. 13. number being divided
  7. 14. collection of elements
  8. 16. cannot be written as a ratio
  9. 18. answer to division problem
  10. 19. answer to addition
Down
  1. 2. unlimited sets
  2. 3. can be written as a ratio
  3. 4. counting numbers including zero
  4. 5. answer to multiplication
  5. 8. number the dividend is divided by
  6. 9. numbers being added
  7. 11. number, letter
  8. 15. numbers being multiplied together
  9. 17. counting numbers