What is 42/90 as a percentage? It equals 46.67% when rounded to two decimal places. This number tells you how much of a whole 42 is out of 90.
The fraction 42/90 can be simplified by dividing both the top and bottom by 6, giving 7/15. Even in its simplest form, the percentage stays the same because the value of the fraction hasn't changed.
Knowing the percentage helps you compare this portion to other numbers easily. For example, if you earned 42 points out of a possible 90, you scored about 46.67 % of the total.