It is one ninth, which could be two eighteenths.
It is 5/18.
yes one third is bigger than one ninth... if you multiply the numerato by the numerator and the denominator by the denometer one third is equivalent to 3/9
2/18, 3/27, 4/36 and so on.
Two ninths minus one ninth is one ninth.
One and one ninth.
One ninth of WHAT.