Number Systems

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Across
  1. 2. To add
  2. 6. A formula that expresses the equality of two expressions.
  3. 8. A whole number; a number that is not a fraction.
  4. 11. The distance from zero on a number line is called the ___________ value.
  5. 12. The result of multiplication.
  6. 13. A letter that represents an unknown number.
  7. 14. To subtract.
Down
  1. 1. A number greater than zero is _________.
  2. 3. When you take money out of an account.
  3. 4. The number below the line in a common fraction.
  4. 5. When you put money into an account.
  5. 7. A part of a whole number, and a way to split up a number into equal parts.
  6. 9. The number above the line in a common fraction.
  7. 10. A number that is less than zero is __________.