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.

Microsoft Excel worksheets can become complicated, especially when comparing columns for validation. Manually cross-checking large datasets on your personal computer may cause you to overlook details ...

Learn how to use the VLOOKUP formula to compare a maximum of two columns to have common values returned or to locate missing data.

How to use Excel formulas to compare multi-column lists Your email has been sent Duplicates in the same column are easy to find by sorting, filtering, and using conditional formatting. When none ...

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.

In Microsoft Excel you can use a formula to compare two similar documents in different workbooks. For example, if a small business has two people compile financial statements in Excel using the same ...

You can freeze columns in Excel with a few clicks, and then unfreeze them when you no longer need to view them statically.

How to Make a Two Column Spread Sheet on Microsoft Excel. Unless someone's calculator needs an upgrade, one plus one usually adds up to two. With Microsoft Excel, you can put that math to work ...

If you wish to count the same or duplicate values in a column only once in Excel or the count of occurances of duplicate values, read this article.