Slow lookup formulas can kill productivity when working with large datasets. To cope with that, I've tested Excel's optimal lookup functions and their combinations for building lightning-fast formulas ...

Excel is incredibly powerful when your data is complete, but what happens when you need to solve for unknown variables? Enter Goal Seek and the Solver add-in, two tools that let Excel do the heavy ...

Comparing two columns in Excel doesn’t have to be a difficult task, and to get the job done, we suggest using VLOOKUP. You see, not always; the columns you want to compare are in the same workbook or ...