The fix for the disposable formula habit in Excel is already on your screen. At the very bottom of your Excel window is a ...

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); ...

The Alt+Enter shortcut isn't limited to new formulas you write—you can go back and clean up any messy formulas at any time.

Learn how Excel functions can act as data using LAMBDA, LET, and BYROW, so you reuse logic and cut formula edits.

Knowledge Adventure seems to have a simple philosophy when it comes to their Excel@ series: more is better. Each $20 package contains multiple CDs that offer a mix of learning material. Most middle- ...