Math Crossword Puzzle

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Across
  1. 3. letter that represents a number that can vary.
  2. 8. of one or more variables.
  3. 9. can add and multiply numbers in any order.
  4. 11. the parts of an expression that are added or subtracted
  5. 12. the result when two or more numbers are multiplied
Down
  1. 1. made up of numbers and operations.
  2. 2. the process of multiplying
  3. 4. result when a number is divided
  4. 5. divide, add and subtract from left to right
  5. 6. process of being separated.
  6. 7. all real numbers,a,b, and c,a(b+c)=ab+ac and a(b-c) = ab-ac
  7. 8. you add or multiply, you can group the numbers together in any combination.
  8. 10. numerical value that a digit has