Learn how to use Excel's new GROUPBY and PIVOTBY functions through five real-world examples, ranging from easy to hard. This ...

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

In Excel, we often merge cells, add title rows, or insert subtotal rows to improve the appearance. If you are just looking at the screen, that might be easier to understand. However, when aggregating ...

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7.8 Iterator Functions (SUMX, AVERAGEX, etc.) What are Iterator Functions Iterator functions iterate over a table and evaluate an expression for each row, then return an aggregation. They have an "X" ...