Formulas are powerful tools for performing calculations and analyzing data in Excel. In this beginner’s guide, you’ll learn how to use formulas and explore some popular built-in functions.

To calculate in Excel how many hours someone has worked, you subtract the start time from the end time — the difference is the hours worked.

Excel can serve as a powerful calculator, enabling you to perform basic math operations directly in a single cell. Hereâ s an example formula that includes addition, subtraction, multiplication ...