If you're a millennial like me, you might recall learning all the tricks of the beast that is Microsoft Excel back in your high school days, or even college. But let's be real for a quick minute. A lot of time has passed, and you probably don't remember all the time-saving tricks your teachers so graciously showed you back in the day. Knowing how to use Excel efficiently can streamline your work and make you more productive. So if your memory is fuzzy, take note of these easy and super basic Excel tricks that will make you look smarter at work and save you a lot of time.