calc with aps

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Across
  1. 5. Combining two numbers
  2. 6. taking away from a number
  3. 10. Close but never reaches
  4. 12. A process or set of rules
  5. 14. Used to pin point locations
  6. 15. The length of a circle
Down
  1. 1. Splitting a number
  2. 2. A set of inputs and outputs
  3. 3. The study of number operations
  4. 4. Location on a graph
  5. 7. Splitting a equation into a smaller equation
  6. 8. Points of intersecting lines
  7. 9. How many times a number is multiplied by itself
  8. 11. How even something is
  9. 13. The study of instantaneous rates of change