15/35 as a percentage is 42.86%. This value tells you how much of a whole 15 out of 35 represents when the whole is expressed as 100 %.
The fraction 15/35 can be reduced to 3/7, which is a simpler way to see the same proportion. Whether you write it as 3/7 or 15/35, the percentage stays the same: 42.86%.
Knowing this percentage can help when you compare parts of different totals, like scores, discounts, or any situation where a part‑to‑whole relationship matters. It’s a quick way to understand the size of the piece in everyday terms.