18/48 = 37.5%
A value like 37.5% might show up when a little over a third of a class chooses the same lunch, or when a store discounts an item by that amount. It’s a useful way to describe a share that’s more than one-third but less than one-half.
To picture 18/48, imagine a bar split into 48 equal pieces, with 18 shaded. That’s close to 18 out of 50, so you can quickly think of it as a bit less than two-fifths.
A common point of confusion is treating 37.5% as if it were 37.5 out of 100 whole items when the total is actually 48. The percentage describes the same share as the fraction, even though the number of pieces in the full group is different.