Ellis' crosspuzzle

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Across
  1. 2. A number that can be written as a fraction
  2. 5. Any number from the set -4,-3,-2,-1,0,1,2,3,4,
  3. 6. A number that is less than zero. Written with a - sign.
  4. 7. The four regions in a coordinate plane separated by the X-axis and Y-axis
  5. 8. Two integers are opposites if they are represented on the number line by points that are the same distance from zero, but on opposite sides of zero.
Down
  1. 1. A number that is greater than zero. Written with and without the + sign.
  2. 3. The distance between a numberand zero on a number line.
  3. 4. A mirror image produced by flipping a figure over a line.