How to use Excel formulas and functions

Formulas are powerful tools for performing calculations and analyzing data in Excel. In this beginner’s guide, you’ll learn ...

Excel’s Hidden N Function Lets You Add Comments Inside Formulas

Embed Excel formula comments directly into your math using the N and REPT functions to keep your spreadsheet documentation ...
MUO on MSN

I added two dots to my Excel references and my slow workbook came back to life

Before you blame Excel, check whether your formulas are scanning a million empty rows.
How-To Geek on MSN

I stopped overusing IF in Excel—and my formulas instantly became cleaner and faster

Modern Excel functions like IFS, SWITCH, XLOOKUP, SUMIFS, and LET replace most nested IF use cases.

Excel’s AGGREGATE Fails on Arrays but Works with Grid Ranges

Learn why the Excel AGGREGATE function fails with arrays and how to fix value errors using helper columns or dynamic LAMBDA and BYROW formulas.