Carly and Brianna's Puzzle

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Across
  1. 1. number that is multiplied by another number to get a product.
  2. 3. element of the set of whole numbers and their opposites.
  3. 6. statistics,the difference between the greatest and least values in a data set.
  4. 9. of two numbers whose product is 1.
  5. 10. group of items.
  6. 12. point where the x-axis and y-axis intersect on the coordinate plane.
  7. 13. Graph,A graph that uses sections of a circle to compare parts to the whole and parts to other parts.
  8. 15. write a fraction or expression in simplest form.
  9. 18. ratio that compares two quantities measured in two different units.
  10. 19. ratio comparing a number to 100.
  11. 20. two perpendicular lines of a coordinate plane that intersect at the origin.
Down
  1. 2. value,The distance of a number from zero on a number line.
  2. 4. sum of the items in a set of data divided by the number of items in the set.
  3. 5. set of information collected about people or things,often to draw conclusions about them.
  4. 7. number of square units needed to cover the surface given.
  5. 8. number that is multiplied by the variable in an algebraic expression.
  6. 11. letter or symbol used to represent a quantity that can be changed.
  7. 14. number whose value does not change.
  8. 16. graph,A graph that uses vertical or horizontal bars to display data.
  9. 17. face of a three-dimensional figure by which the figure is measured or classified.