It almost goes without saying that some sort of office productivity suite is required for a new Mac system, and while some might gravitate to Microsoft Office there are others available that can ...

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 ...

In my review of Numbers ’09, I included a tip about entering formulas using the keyboard. In the event that not all of you choose to read the Numbers review from top to bottom, here’s the tip, along ...

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, ...

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); ...

Block bad data, duplicates, and incorrect dates with these custom rules.

Microsoft Excel allows users across the globe to perform common and complex calculations, and it helps individuals to complete complicated work or assignments given to them. One of the most important ...

The real power of an OpenOffice spreadsheet comes from the time-saving and analytical abilities delivered through the use of formulas. Keeping your data consistent and predictable, however, requires ...

A practical guide to Excel sheet formulas, covering essential functions for faster calculations, cleaner data, and smoother ...

Apple Numbers is a handy spreadsheet application that comes with macOS, iOS, and iPadOS. Numbers works like Microsoft Excel and Google Sheets, so you can track sales, inventory, budgets, stocks, and ...

Daniel writes guides on how to use the internet, explainers on how modern technology works, and the occasional smartwatch or e-reader review. He especially likes deep diving into niche topics that ...