What is 3/63 as a percentage? It is 4.76% (rounded to two decimal places).
The fraction 3/63 can be reduced by dividing both the numerator and the denominator by 3, giving 1/21. This simplified form shows the same value in a cleaner way, but the size of the part stays the same.
Seeing the percentage tells you how many parts out of a hundred the fraction represents. In everyday situations, 4.76% might be used to describe a small portion of a whole, such as a tiny discount or a minor share of a budget.
Remember that the percentage and the fraction are just two ways to talk about the same quantity, so you can pick whichever format fits your needs best.