The fraction 42/78 is equal to 53.85% when converted to a percentage and rounded to two decimal places. This means that 42 out of 78 parts represent just over half of the total. It's a bit more than 50%, but not quite as much as 55%.
In everyday situations, you might come across this fraction or percentage in various contexts. For example, if 42 out of 78 students in a class passed a test, you could say that 53.85% of the class succeeded. Or if you completed 42 pages of a 78-page book, you'd be about 53.85% of the way through. This percentage is useful for quickly understanding how much of something is being represented by the fraction.