Thomas's Math Crossword Puzzle

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Across
  1. 1. Numbers that are defined as actual numbers - irrational, rational, terminating decimal, integer.
  2. 3. It repeats forever.
  3. 5. A number that is any positive non-zero integer.
  4. 6. Simple fraction, Integer, Any fraction, Terminating, anything repeating, etc.
  5. 8. Math problems containing variables.
  6. 10. Inverse of squaring.
  7. 11. 3.14159265358979323846... and infinitly many others.
  8. 14. When two things don't equal eachother (>, <, ≠, ≥, ≤)
  9. 16. A number that never repeats and never ends.
  10. 17. A number plus 0 to get itself.
  11. 18. Operations that reverse eachother (+/-, -/+ as in x/÷, ÷/x as in ^/√, √/^)
  12. 20. A letter whos value varies.
  13. 22. Has numbers after a dot.
  14. 23. Two numbers stacked on top of each other, separated by a horizontal line.
  15. 24. Not a decimal, positive only.
  16. 25. A number plus the negative version of itself = 0
  17. 26. A math teacher that teaches a class, loved by many. (Mrs. Pronold)
  18. 27. Removes groups and spreads them out
Down
  1. 2. A number times negative one makes the number negative.
  2. 4. A number that never changes (non-variables)
  3. 7. Moving the order around with groups containing what they had before, with no extras for multiplication.
  4. 9. Pre-variable numbers.
  5. 11. Square root this number for another integer.
  6. 12. Numbers after a dot that doesn't go on forever
  7. 13. The square root is an irrational number.
  8. 15. A number times 1 = itself
  9. 17. The distance from 0
  10. 19. It doesn't matter how you group numbers for addition.
  11. 21. Integer that when multiplied by other numbers produces another integer
  12. 28. Not a decimal, not a fraction, not a square root (not a square root of non-perfect squares)