Before LAMBDA was introduced to Excel, you'd need to know how to use VBA or macros to create your own function. However, today, Excel's LAMBDA tool lets you do this using familiar Excel language ...

Often when you’re working with Excel you will use a calculation that is not available as a built-in Excel function. If you make this calculation repeatedly, you can save having to write the ...

S low lookup formulas can kill productivity when working with large datasets. To cope with that, I've tested Excel's optimal ...

Excel doesn't have a built-in AVERAGEIF () function, but you can still average values, conditionally. Excel has SumIf and CountIf, but no AverageIf.