The fraction 78/100 is equal to 78.00% when expressed as a percentage. This means that if you have 78 out of 100 of something, you have 78 percent of the total. It's a common way to represent parts of a whole, especially when dealing with statistics, grades, or probabilities.
In everyday life, you might encounter this percentage in various situations. For example, if 78 out of 100 students passed a test, you could say the pass rate was 78%. Or if a weather forecast predicts a 78% chance of rain, it means there's a pretty good likelihood of precipitation. This fraction and its percentage equivalent are useful for quickly understanding proportions and making comparisons.