Build flexible Excel functions that automatically handle blanks, defaults, and overrides without messy nested IFs.

Not only does Excel keep information organized in spreadsheets, it can also save you from manually typing data for each cell separately. Formulas compute information directly in Excel and ...

Excel's basic formulas work fine for simple calculations, but they quickly become cumbersome when you're dealing with complex data analysis. You end up with nested functions that are hard to read, ...

Excel percentage formulas can get you through problems large and small every day—from determining sales tax (and tips) to calculating increases and decreases. We’ll walk through several examples below ...