As a spreadsheet software program, Microsoft Excel has many useful features for a small business's productivity. Chief among these is the ability to use formulas to make various calculations with the ...

Daniel Jassy, CFA, is an Investopedia Academy instructor and the founder of SPYderCRusher Research. He contributes to Excel and Algorithmic Trading. David Kindness is a Certified Public Accountant ...

The article How to calculate conditional subtotals in an Excel revenue sheet uses simple expressions, a function, and a conditional format to display a daily balance in a revenue sheet.

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

Finding the exact difference between two dates in Excel may not be the most used feature, but it can be a lot of fun. A classic example is working out someone’s age. It’s not as complicated as it ...