To simplify a fraction you have to look for a common denominator for the numerator and denominator
For the fraction
[tex]\frac{9}{6}[/tex]Both numbers 9 and 6 are multiples of 3, to simplify the fraction divide both terms by 3
[tex]\frac{9}{6}\text{ / 3= }\frac{3}{2}[/tex]The simplified fraction is equal to 3/2