2/68 as a percentage is 2.94%. This small number shows how little of a whole the fraction represents when you look at it in terms of hundredths.
The fraction 2/68 can be simplified to 1/34, which still gives the same percentage. Even though the numbers look big, the part they take from the whole is tiny, just under three percent.
You might see this kind of fraction in everyday situations, like when a tiny amount of a solution is mixed into a large batch, or when a small portion of a class scores a certain grade. Knowing the percentage helps you quickly understand the size of the part compared to the whole.