How can we find duplicate values across multiple columns? For this task, we’ll use two Excel helper formulas: One to concatenate the columns you’re comparing; a second to count the duplicates.

In previous versions of Excel, you had to combine first and last names using the Concatenate function, or its shortcut "&" method. Those methods are still valid in Excel 2013, but the combined ...

Microsoft Excel and Google Sheets, two leading spreadsheet applications, offer many features to help users work efficiently with their data. One shared challenge spreadsheet that users face is ...