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

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

Stop manually inserting rows and columns—use Excel's "secret" right-click-drag menu to move, swap, and convert data instantly ...

The "Unpivot" button inside Excel's Get Data feature is a hidden superpower. It can turn a tedious, error-prone task into smooth, automated workflows. No more copy-pasting, no more manual rearranging ...

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