Microsoft's Excel software is one of the best tools for you to organize, analyze, and manipulate data. Here are three ways to compare data in two columns.

How to compare Microsoft Excel columns with conditional formatting Use conditional formatting to highlight column and row differences with colors or other formatting options.

We show you how to use Excel to count days between two dates using the DAYS, DATEDIF, NETWORKDAYS, and TODAY functions, and Subtraction.

A row-by-row formatting rule is as easy to apply as a column-by-column in Microsoft Excel, but you might not get the results you thought you would.

Microsoft Excel comes with a lot of built-in functionality that doesn't restrict you to comparing data in two columns using only one method.