Description: Sal rewrite 7/4 as a mixed number. Created by Sal Khan and Monterey Institute for Technology and Education. Let's write it is a mixed number. So first I'm just going to show you a fairly straightforward way of doing it and then we're going to think a little bit about what it actually means. So to figure out what 7/4 represents as a mixed number, let me write it in different colors.*Teacher Advisor is 100% free.