rational number

1234567891011
Across
  1. 1. numbers starting from 1 2 3.....
  2. 5. numbers starting from 0 1 2 3.....
  3. 6. rational numbers can be represented on a ____________
  4. 7. 1 is ________ for all rational numbers
  5. 8. any number which can be presented in form p/q where q isn't zero
  6. 9. the negative of the number or the number which is subtracted x then ans=0
  7. 10. (a*b)c=(b*c)a
Down
  1. 2. the number 0 is ______ for rational numbers
  2. 3. it works for addition ,subtraction ,and multiplication (for rational numbers)
  3. 4. a+b = b+a
  4. 11. when x is multiplied by a number then ans= 1