Unit 1 Vocabulary

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Across
  1. 1. A pair of numbers whose sum is zero
  2. 5. The distance of a number from 0.
  3. 6. The set of whole numbers and their opposites and zero
  4. 7. A number whose decimal representation eventually becomes periodic
Down
  1. 2. Two numbers whose sum is 0.
  2. 3. A decimal with a finite number of digits
  3. 4. A number with the same absolute value as a given number, but a different sigb