If you've ever had an Excel formula break because you added a few rows of data, you know how frustrating it can be to go back and manually update every cell reference. The # symbol (also called the ...

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. One of the ...

Preparing and working with data takes a little work, but you’ll be an ol’ pro in no time with a little practice. It really is a lot easier than you think. If you want to breeze through data ...

Daniel Jassy, CFA, is an Investopedia Academy instructor and the founder of SPYderCRusher Research. He contributes to Excel and Algorithmic Trading. Return on investment (ROI) measures the amount of ...

Launch Microsoft Excel Create a table or use an existing table from your files Place the formula into the cell you want to see the result Press the Enter Key Launch Microsoft Excel. Create a table or ...

The percentage difference is usually calculated when you want to know the difference in percentage between two numbers. Microsoft Office Excel is a great tool to help you get started. In this post, we ...