The simplest way to start documenting Excel formulas like a coder is by using the N () function. Although its primary job is to convert non-numeric values into numbers, it has a hidden quirk: because ...

Excel spreadsheets do so much, from making lists to crunching numbers to acting as sophisticated flat-file databases. We’re creating this guide to make sure you master all the essentials and more.

Calculating sales tax on prices is something you don't have to worry about if you use Excel. You can add a formula to the spreadsheet you use for invoices, bills of sale or quotes, and that's the end ...