The fraction 42/81 can be expressed as a percentage: 51.85%. This percentage is rounded to the nearest two decimal places for simplicity. When we think about fractions as parts of a whole, 42/81 represents about half of the total, which aligns with its percentage value being just over 50%.
In everyday situations, we might encounter this fraction or percentage in various contexts. For example, if 42 out of 81 students in a school passed a test, we could say that 51.85% of the students were successful. This way of expressing the fraction makes it easier to compare with other percentages or to quickly grasp the proportion it represents.