When we say “12 of 12,” it generally refers to the full quantity of something. In this case, if you have 12 out of a total of 12, it means you have all of the items or a complete set. It’s an expression that often relates to percentages, so 12 of 12 can be understood as 100% of a whole.
For example, if you’re talking about a set of 12 books, “12 of 12” means you have all the books. It’s a way of summarizing completeness in a straightforward manner. Whether it’s in academics, tasks, or collections, this phrase helps to indicate that nothing is missing.