Liam and Justins puzzle

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Across
  1. 2. of operations, doing a equation in a very certain order of equations
  2. 4. middle of all the data
  3. 9. the process of subtracting times whatever you divide by
  4. 11. number that you are dividing by in a division problem
  5. 12. factor,a number that is a factor of two or more numbers
  6. 13. a number times another number that makes a product
  7. 14. a set of information
  8. 17. the formula in which a number is the same amount as the other number
  9. 18. number that comes up the most in the data set
  10. 20. the space between all of the numbers in a group of numbers
Down
  1. 1. number that indicates how many times the base factor is used
  2. 3. the bottom number of fraction
  3. 5. a bar graph in which a group of numbers goes into one bar
  4. 6. number,a number below zero
  5. 7. the process of dividing a number from a number and you cannot get a whole number
  6. 8. graph,a graph that uses bars to show data
  7. 10. The largest bar on a bar graph
  8. 15. plot,a number line with marks or dots to show frequency
  9. 16. the absolutely halved number in a group of numbers
  10. 19. the process of adding two numbers together