21/32 expressed as a percentage is 65.63%. This number tells you how much of a whole the fraction represents when you think in terms of hundredths.
The fraction 21/32 is a bit more than half, but not close to three‑quarters. When you see 65.63%, it’s easy to compare it with other percentages, like a 60% grade or a 70% discount, giving a quick sense of size.
If you need to use this value in a real‑world situation—say, calculating a portion of a budget or a part of a recipe—just remember that 21 out of every 32 equal parts is the same as about two‑thirds of the whole, or 65.63%.