The fraction 10/20 is equal to 50.00% when expressed as a percentage. This simple fraction represents half of a whole, which is why it converts to such a nice round percentage. It's a common fraction that comes up in everyday situations, like splitting something evenly between two people or describing half of a group.
In practical terms, 10/20 or 50% is often used to describe things that are halfway done or evenly divided. For example, if a glass is filled to 10/20 of its capacity, it's half full. Or if 10 out of 20 students passed a test, that would mean half the class succeeded. This fraction and its percentage equivalent are useful for quick mental math and estimations in daily life.