Pre-Algebra Vocab Puzzle 2

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Across
  1. 5. Anything multiplied by zero equals zero.
  2. 6. The value of the number stays the same.
  3. 7. A real number that cannot be written as a simple fraction.
  4. 10. Counting numbers.
  5. 11. Any rational or irrational number.
  6. 12. Order does not matter with addition and multiplication.
Down
  1. 1. Uses the opposite to cancel out.
  2. 2. Multiplying a value to an expression in parenthesis.
  3. 3. Grouping does not matter with addition and multiplication.
  4. 4. A real number that can be written as a ratio of two integers.
  5. 8. Any positive integer or zero.
  6. 9. Whole numbers and their opposites.