How to Compare Values of One Workbook to Another in Excel. In Microsoft Excel you can use a formula to compare two similar documents in different workbooks. For example, if a small business has ...

How to Compare Two Excel Spreadsheets & Highlight What Is Missing. Comparing two spreadsheets using an automated tool eliminates the tedious task of manually analyzing cells for differences.

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

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.

When a conditional formatting rule is overkill, use these VBA procedures to highlight duplicates and then remove the highlighting in Microsoft Excel.

Prevent duplicates before they happen by combining a simple function with data validation. Excel has built-in tools to expose and even delete duplicates, but they work on existing data after the fact.