Mathematics Word Puzzle

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Across
  1. 4. a diagram of the sequence of operations
  2. 5. terms with exactly the same variable form
  3. 6. the number factor of an algebraic term
  4. 9. the number obtained when you multiply a number by itself
  5. 10. the quantity obtained by multiplying one number by another
  6. 11. the variable is raised only to the power 1
  7. 13. a term which does not contain a variable
  8. 14. an algebraic form which contains an = sign
Down
  1. 1. a number which is the result when one number is divided by another
  2. 2. an unknown value that is represented by a letter or symbol
  3. 3. the number of times that an amount is to be multiplied by itself
  4. 7. a number that divides into another number exactly
  5. 8. algebraic forms which are separated by + or - signs, the signs being included
  6. 12. an algebraic form consisting of numbers, variables, and operation signs