Q. There are formulas that I am repeatedly having to create in my Excel workbook, and there are no built-in functions in Excel that can do these calculations. Is there a quicker way to reuse the same ...

Excel gives the answer 10. If you have a mathematical background, you’ll know why Excel gives a different answer to such a simple calculation — and why, technically, Excel is right. If you don’t have ...

Forbes contributors publish independent expert analyses and insights. Pauleanna Reid covers the female leaders who are shaping the future. I reached out to marketing expert Monrae, the founder of Rare ...