Number system

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12345678910
Across
  1. 5. the counting numbers like 1,2,3,4,5.. are
  2. 6. between two rational number there are.
  3. 7. a line on which every point represent a real number.
  4. 9. number smaller than zero. they come to the left to the zero on the number line.
  5. 10. every rational number is a ______ number.
Down
  1. 1. the number which can be represented in the p\q where p and q are integer and p and q are not equal to zero.
  2. 2. the counting numbers like 0,1,2,3,4,5...are
  3. 3. number greater than zero. they come to the right to the zero on the number line.
  4. 4. the integer which is a whole number but not a natural number.
  5. 8. the product of an rational and irrational number is .