The fraction 9/40 is equal to 22.50% when converted to a percentage and rounded to the nearest two decimal places. This percentage represents a little less than a quarter of the whole, or about one-fifth. It's a useful fraction to know in various everyday situations, like calculating discounts or understanding probabilities.
In practical terms, 9/40 or 22.50% could be used to describe things like the chance of rain on a given day, the portion of a pizza that's left after a meal, or the amount of battery life remaining on a device. While it's not a common fraction like 1/4 or 1/2, understanding its percentage equivalent can help in quick mental calculations and estimations in daily life.