Number System

12345678910
Across
  1. 4. a line on which every point represents a real number.
  2. 6. numbers smaller than zero. they come to the left to the zero on the number line.
  3. 8. when the remainder becomes zero. eg. 3/9 etc.
  4. 9. the counting numbers 1,2,3,4,5......
  5. 10. the union of the set of rational number and irrational number.
Down
  1. 1. the counting numbers 0,1,2,3,4,5,......
  2. 2. the integer which is a whole number but not a natural number
  3. 3. √3 is a.
  4. 5. numbers greater than zero. they come to the right of the zero on the number line.
  5. 7. √9 is a.