Rational Numbers and the Coordinate Plane

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Across
  1. 3. value the distance of a number from zero on a number line
  2. 4. integers intergers that are less than zero
  3. 6. two numbers that are the same distance from zero on a numberline
Down
  1. 1. the absolute value of a number
  2. 2. integers integers that are greater than zero
  3. 5. plane a grid made of two number lines: vertical y-axis and a horizontal x-axis
  4. 7. the whole numbers and their opposites