Question

How many ninths does it take to make the same amount as 1/3.

Answer 1

It takes 3/9 to make 1/3.

You multiply the 1 (in 1/3) by 3, and you multiply the 3 (in 1/3) by 3. You get 3/9. You needed to multiply by 3 to make 1/3 have a common denominator is 9.