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.

Find the data you need in an Excel sheet more easily with these functions.

There's a lot going on in these formulaic conditional rules in Microsoft Excel that highlight the smallest and largest values within a period of years.

This guide provides step-by-step instructions with examples how to extract a substring in Excel using various text functions.

TEXTBEFORE and TEXTAFTER are a few more of my favorite Excel functions to clean messy spreadsheets. Excel's newer text ...

John R. Baxter, Restricted Mean Values and Harmonic Functions, Transactions of the American Mathematical Society, Vol. 167 (May, 1972), pp. 451-463 ...