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

Learn how to use Excel's new GROUPBY and PIVOTBY functions through five real-world examples, ranging from easy to hard. This tutorial covers: - Basic GROUPBY to calculate the sum of revenue by ...

In this video, you'll learn three methods to SUM and COUNT cells in Excel based on cell color, as Excel does not have a built-in way to sum by cell color. - **Method 1:** Use the SUBTOTAL function ...