Calculate the difference between two values in your Microsoft Excel worksheet. Excel provides one general formula that finds the difference between numbers, dates and times. It also provides some ...

Formulas are powerful tools for performing calculations and analyzing data in Excel. In this beginner’s guide, you’ll learn how to use formulas and explore some popular built-in functions. One of the ...

Excel has over 475 formulas in its Functions Library, from simple mathematics to very complex statistical, logical, and engineering tasks such as IF statements (one of our perennial favorite stories); ...

Product IDs, serial numbers and other reference numbers require a unique identifier to avoid confusion when referencing a product or specific data point. Although you can manually enter unique numbers ...

Simpler and faster is always better in Excel. We start with some of my favorite shortcuts, then move on to using Excel for everyday situations such as finding random numbers for passwords, or random ...

Build flexible Excel functions that automatically handle blanks, defaults, and overrides without messy nested IFs.

Imagine opening an Excel file expecting to see numbers, only to find that every cell displays formulas like =SUM(A1:A10), instead of the actual results. It can be confusing and frustrating, especially ...