Math

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Across
  1. 5. numbers which are positive
  2. 6. result of multiplying integers
  3. 7. numbers less than zero
  4. 9. a number that can be expressed
Down
  1. 1. distance of a number from zero and is always
  2. 2. a number that divides into
  3. 3. counting numbers their negatives and zeros
  4. 4. a number that cannot
  5. 6. numbers above zero
  6. 8. numbers from 0,1,2,3