Tables, named ranges, line breaks, modern functions, and helper columns make Excel formulas easier to read, audit, and fix.

If you decide to spill the results, you can then use the spilled range operator (#) to perform a calculation on the spilled range. Simply reference the first cell of the spilled range with a # ...

Not everyone is an Excel spreadsheet expert and you may not always know how to write the formulas you need for a given data set. If you're having trouble figuring out the right formula for your data ...