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

For many years, I used the SUBTOTAL function in Microsoft Excel to create easily visible subtotals at the top of my worksheets. However, when I encountered AGGREGATE, this became my go-to function for ...

Do you often stare at a spreadsheet, deal with endless data, and feel like there has to be a better way to get things done? Well, there is. Over years of working with Excel, I have stumbled upon a ...