Fragmenting your data across many Excel tabs is a common habit that silently kills file performance, introduces hidden errors ...

Learn when FILTER beats XLOOKUP, when it does not, and how to handle multiple matches, nth items, and multi-condition lookups with clear steps.

Excel's VALUE function has only one argument: where a is the value stored as text that you want to convert into a number. This can be hard-coded inside double quotes or a reference to a cell ...