Math Crossword Puzzle

1234567891011121314
Across
  1. 3. the result of dividing numbers
  2. 6. the measurement of the inside of a shape
  3. 8. the middle number in a set of data
  4. 10. the measurement around a shape
  5. 13. the number that appears most often in a set of data
  6. 14. a point on a graph
Down
  1. 1. the result of multiplying numbers
  2. 2. 'counting numbers'
  3. 4. synonym for 'equal'
  4. 5. a three sided shape
  5. 7. the result of adding numbers
  6. 9. the result of subtracting numbers
  7. 11. a four sided shape
  8. 12. comparison of two quantities
  9. 13. the average number in a set of data