Slow lookup formulas can kill productivity when working with large datasets. To cope with that, I've tested Excel's optimal lookup functions and their combinations for building lightning-fast formulas ...

To kick things off, let’s explore how to perform essential calculations like determining the total salary and headcount by department. This is where functions such as `COUNTIFS`, `SUMIFS`, and ...

Excel has a wide range of useful built-in functions, but that doesn't mean you should use them indiscriminately. One of the things you can do when Excel is lagging is examine certain formulas to ...

In a nutshell: Formulas are a must for incorporating math into spreadsheets, but using them in Microsoft Excel involves a learning curve and can become tedious. This latest update adds a bit of ...

Not everyone is an Excel spreadsheet expert and you may not always know how to write the formulas you need for a given data set. If you're having trouble figuring out the right formula for your data ...

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); ...

Excel workbooks are the next step after you’ve mastered the single Excel spreadsheet. Going back to the ledger idea we used in our Excel spreadsheets guide, think of the workbook as the ledger (or ...