The fraction 21/78 is equal to 26.92% when converted to a percentage and rounded to two decimal places. This means that 21 out of 78 parts represents about a quarter of the total. It's a bit more than one-fourth but not quite as much as one-third of the whole.
In everyday situations, you might encounter this fraction or percentage in various contexts. For example, if 21 out of 78 students in a class prefer pizza over other lunch options, you could say that 26.92% of the class likes pizza best. Similarly, if you complete 21 out of 78 tasks on your to-do list, you've finished about 26.92% of your work. This percentage gives a clearer picture of the proportion or part of a whole that the fraction represents.