To kick things off, let’s explore how to perform essential calculations like determining the total salary and headcount by department. This is where functions such as `COUNTIFS`, `SUMIFS`, and ...

Formulas are one of the most important components of an Excel sheet and as such, deserve–warrant–protection. You don’t want users accidentally changing formulas and impacting the purpose of your work.

If you've been working with Excel for quite some time now, you've probably scratched your head many times trying to come up with the correct formulas. Sure, you can take one of the dozens of Excel ...