How to Make Excel Calculate Faster. Whenever you change something on a Microsoft Excel 2010 spreadsheet, the program will recalculate some of the cells in the worksheet, even some of those that ...

Microsoft Excel 2010 provides a formula for calculating the average value from multiple worksheets in a workbook. Before you apply this formula, check that each worksheet is formatted the same way.

Percentages aren't always easy to calculate, but one of the best tools in Excel's toolbox is calculating percentages for you. Here's how to do it.

Learn how to calculate the net present value (NPV) of your investment projects using Excel's XNPV function.

One of the many features of Excel is being nosy. That's right, you can quickly calculate a persons age as long as you have their birth date.

The payback period is the amount of time needed to recover the initial outlay for an investment. Learn how to calculate it with Microsoft Excel.

Learn how to use MINVERSE and MMULT functions in Excel. MINIVERSE returns the matrix inverse of an array,. MMULT function returns matrix product of two arrays.