Operations with Rational Numbers

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Across
  1. 1. To use addition
  2. 3. In the form of a ratio
  3. 5. The sum of any number and 0 is itself
  4. 12. To move around
  5. 15. The state of being equal
  6. 16. To be the opposite
  7. 17. To use multiplication
  8. 18. To group together
Down
  1. 2. A math statement that has an equal sign
  2. 4. part of number greater than 0 but less than 1
  3. 6. To stop or end
  4. 7. The opposite of an opposite
  5. 8. A math statement that lacks an equal sign
  6. 9. The distance a number is from 0
  7. 10. A term that does not contain a variable
  8. 11. To duplicate a pattern
  9. 13. Drawn over only the numbers that repeat
  10. 14. Two numbers whose product is 1