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

Using the example in our spreadsheet or a similar spreadsheet, highlight all the revenue numbers in the sheet and then in the ...

Handle millions of rows by loading queries into Power Pivot, building relationships, and creating measures for fast variance ...

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

Microsoft's spreadsheet program can do way more than you might imagine. These are the hacks and tricks you need to know.

This video explains how to multiply numbers in Excel using the correct formulas and methods for accurate calculations. It ...

Discover how to distinguish between income and price effects in economics and learn methods to calculate each for better ...