improper fractions just have two terms : numerator/ denominator
as 9 2/3 has three , we need to convert to
that is doing multiplying and dividing by 3
That means (3/3) •9 + 2/3
this is do in order to compare the two numbers , the integer 9 and the fraction 2/3
so then multiplying (3/3)•9 = 27/3 now add 2/3 , and the result is
29/3