15/84 as a percentage is 17.86%. This fraction can be reduced to 5/28, but the decimal form still translates to the same percentage. The rounded value gives a quick way to compare it with other numbers.
When you see 17.86% on a chart or a test, it tells you that the part represented by 15 out of 84 is just under one‑fifth of the whole. It’s useful for estimating probabilities, like the chance of drawing a certain card from a deck of 84 cards.
In everyday language, you might say “about 18%” to keep it simple, but the exact figure is 17.86%. This level of precision is handy in school projects, budgeting, or any situation where a small difference matters.