math

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Across
  1. 3. value The magnitude of a real number without regard to its sign.
  2. 4. inverse A number that when added to a given number sums to 0
Down
  1. 1. A person or thing that is totally different from another object
  2. 2. A unit of measurement of angles
  3. 3. of opposites A sum of a number and its opposite is 0