What is an example of permutations?

An example of permutations can be seen in the arrangement of letters in the Word "CAT." The different ways to arrange these three letters include "CAT," "ACT," "TCA," "CTA," "AOC," and "ATC." Since the order matters in permutations, each unique arrangement counts as a distinct permutation. In total, there are 6 possible permutations of the letters in "CAT."