Expression and Equations :)

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Across
  1. 3. a quanity that is not a whole number
  2. 6. same thing but different order
  3. 7. largest number that divides evenly into all of the numbers
  4. 9. a letter representing a number
  5. 11. answer to a addition problem
  6. 12. an amount of something
  7. 14. to multiply the products in the expression
  8. 15. opposite operations
  9. 17. numbers and variables multiplied together
  10. 18. answer to a multiplication problem
  11. 19. number or expression that divides into another number or expression
  12. 20. a math problem
Down
  1. 1. a value for a variable that makes the equation true
  2. 2. a number that can be written as a fraction
  3. 4. add or multiply no matter how the numbers are grouped
  4. 5. multiplying two or more terms inside the parenthese
  5. 8. a number by it's self
  6. 10. mathematical phrase with numbers and variables
  7. 13. terms that the variables are the same
  8. 16. equal to