Math-Coy

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Across
  1. 2. literally the most famous irrational number ever
  2. 6. not a complete whole number
  3. 7. the device used to quickly solve equations
  4. 10. the repeated process of subtraction
  5. 11. the process of putting numbers together
  6. 12. the top half of a fraction is the _________.
  7. 13. a number more than zero
Down
  1. 1. the outer part of a circle
  2. 3. the repeated process of addition
  3. 4. the process of taking numbers away from each other
  4. 5. the plane that you use to graph points
  5. 8. the bottom half of a fraction is the __________.
  6. 9. a number less than zero