Relate Integers and Their Opposites

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Across
  1. 3. integers integers with the opposite sign
  2. 5. the distance a number carries away from 0 on a number line
  3. 6. counting numbers and the number 0
Down
  1. 1. integers with a - symbol
  2. 2. integers with a + symbol
  3. 4. the set of whole numbers and opposites of whole numbers