Interpolation is forecasting using existing data to predict future patterns and values. Being able to forecast helps every business leader make the right decisions when it comes to cutting costs, ...

Don't listen to anyone who tells you that the VALUE function in Microsoft Excel is obsolete. You'll probably seldom need to use it on its own, but when combined with other functions, it's still as ...

Although Excel 2013 offers many options for performing calculations in new cells using data from existing cells, sometimes you want to work on data in the original cells. As an example, you might have ...