Learn how GROUPBY passes both subset and full arrays into LAMBDA in Excel, letting you compute percent shares fast and explain results clearly.

If Word, Excel, PowerPoint automatically reset settings on exit, follow these instructions e.g. check folder and Reigtsry ...

If Excel is not recognizing functions after reboot, change calculation settings, disable Show Formula, run Excel ...

Learn the difference between Excel COUNT and COUNTA, plus TEXTBEFORE and TEXTAFTER tricks, so you clean text and totals with ...

Diarmuid Early won first place in the 2025 Microsoft Excel World Championship. He has some pointers for using Excel at work.

FORECAST.ETS applies an exponential triple smoothing (ETS) algorithm to create forecasts that can include trend and seasonal ...

If you've ever tried building a product catalog in Excel, you know the headache — images float over cells, they don't move ...

The SEQUENCE part creates a dynamic list of numbers (1, 2, 3...) that corresponds to the row index. For example, in the fifth row, the sequence returns the number 5. By dividing (/) the running total ...

Nick Lioudis is a writer, multimedia professional, consultant, and content manager for Bread. He has also spent 10+ years as a journalist. Charlene Rhinehart is a CPA , CFE, chair of an Illinois CPA ...