integer operations

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Across
  1. 2. a number greater than zero.
  2. 4. a number less than zero.
  3. 5. Small objects or chips used to help count and show math problems (like red and yellow chips).
Down
  1. 1. a positive and a negative that cancel each other out.
  2. 3. whole numbers and their opposites, including zero(…−3, −2, −1, 0, 1, 2, 3…)