18/46 as a percentage is 39.13%. This value tells you how much of a whole the fraction represents when you look at it on a scale of 100.
The fraction 18/46 can be reduced to its simplest form, which is 9/23. Even though it’s a smaller fraction, it still equals the same percentage when you calculate it.
Seeing the percentage helps you compare this part to other numbers easily. For example, if you had 100 items, about 39 of them would match the amount described by 18/46.
In everyday situations, using the percentage makes it quicker to understand how big or small the portion is without having to work with the fraction directly.