11/61 as a percentage is 18.03%. This is the simple way to see how much of a whole the fraction represents when we look at it in everyday terms.
The fraction 11/61 cannot be reduced further, so it stays in its simplest form. It tells us that for every 61 equal parts, 11 of those parts are taken. In decimal form it is about 0.1803, which matches the percentage nicely.
You might see a number like this when dealing with small probabilities, survey results, or parts of a budget. Knowing that 11 out of 61 equals roughly 18.03% helps you quickly compare it to other percentages you encounter.