For decades, Excel worked on a simple principle: you enter a formula into one cell, and it returns a single result into that ...

Discover how to calculate present value (PV) in Excel, exploring concepts like future value, interest rates, and periods for ...

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 ...

Spreadsheet programs are effective tools for successful businesses. These programs can significantly reduce the time needed to create reports and financial statements used to manage a business. Most ...

Is Apple’s iWork a viable alternative to Microsoft Office? To find out, we asked Rob Griffiths—our go-to expert on spreadsheets—to use Excel 2008 and Numbers ‘08 to create the same project, ...