The fraction 45/100 is equal to 45.00% when expressed as a percentage. This means that if you have 45 out of 100 parts of something, you have 45 percent of the whole. It's a common fraction that comes up in various everyday situations, from test scores to sales discounts.
You might see 45/100 or 45% used in different contexts. For example, if a store is offering a 45% discount on an item, that's the same as saying they're taking 45/100 off the original price. In academic settings, scoring 45 out of 100 on a test would be equivalent to getting 45% correct. This fraction and its percentage form are useful for quickly understanding parts of a whole in many real-world scenarios.