42/90 as a percentage is 46.67%. This number tells you how much of a whole 42 parts out of 90 represent.
The fraction 42/90 can be simplified to 7/15, which still gives the same percentage. Seeing it as a percent makes it easier to compare with other values, like grades or discounts.
When you think about everyday examples, 46.67% is a little less than half of something. If you had 90 pieces of candy and ate 42, you'd have eaten just under half of the total.
Remember that percentages are just another way to show fractions. Using 46.67% lets you quickly understand the size of the part compared to the whole.
