Peter and Logan's Crossword Puzzle

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Across
  1. 1. A number less than zero.
  2. 4. The number of square units needed to cover a given surface.
  3. 5. A letter or symbol used to represent a quantity that can change.
  4. 6. The number of cubic units needed to fill a given space.
  5. 8. common factor, The greatest common of two or more given numbers.
  6. 10. The bottom number of a fraction.
  7. 13. A mathematical sentence that shows that two expressions are equivalent.
  8. 19. rate, A rate in which the second quantity in the comparison is one unit.
  9. 21. A mathematical sentence that shows the relationship between quantities that are not equal.
  10. 23. The number of numbers that occur most frequently in a set of data
  11. 25. A quadrilateral with two pairs of parallel sides.
  12. 27. A number greater than zero.
  13. 28. A number that is multiplied by another number to get a product.
  14. 29. angle, An angle that measures 90 degrees.
  15. 30. A ratio compared to 100.
  16. 31. A number whose value does not change.
Down
  1. 2. The sum of the items in a set of data divided by the number of items in the set.
  2. 3. plot, A number line with marks or dots that show frequency.
  3. 4. A figure formed by two rays with a common endpoint called the vertex
  4. 7. To find the value of a numerical or algebraic expression.
  5. 9. An exact location that has no size.
  6. 11. The number of times a data value occurs.
  7. 12. plot, A visual display in which each piece of data is represented by a
  8. 14. In statistics the difference between the greatest and least values in a data set.
  9. 15. A comparison between two quantities by division.
  10. 16. The result when one number is divided by another.
  11. 17. point, A number that consists of whole and a fractional part.
  12. 18. The number that is multiplied by the variable in an algebraic expression.
  13. 20. To write a fraction or expression in simplest form.
  14. 22. fractions, Fractions with different denominators
  15. 24. above a number line.
  16. 26. The middle number or the mean of two middle numbers in an ordered set of data.