13/100 as a percentage is 13.00%. This tiny fraction represents a small part of a whole, and when we talk about it in everyday terms, we simply say thirteen percent.
The fraction 13/100 is easy to picture: imagine a pizza cut into 100 equal slices, and you take 13 of them. That's exactly what 13.00% means—13 out of every 100 pieces.
Because the number is already simple, there’s not much more to say. It’s a handy way to show a modest portion in both fraction and percentage form.