The fraction 42/81 is equal to 51.85% when converted to a percentage. This means that if you had 81 items and took 42 of them, you'd have about 51.85% of the total. It's a bit more than half, so you can think of it as having just over 50% of something.
In everyday life, you might come across this fraction or percentage in various situations. For example, if you answered 42 questions correctly out of 81 on a test, you'd score 51.85%. Or if you completed 42 out of 81 tasks on your to-do list, you'd be 51.85% done with your work. It's a useful number to know, especially when dealing with parts of a whole or comparing different amounts.
