How to Calculate IRR in Excel Using the IRR function in Excel makes calculating the IRR easy. Excel does all the necessary work for you, arriving at the discount rate you are seeking to find.

The NPV is zero if the discount rate equals the IRR. The project will break even and have an NPV of zero if the cost of ...

How to calculate IRR The IRR formula is complex, so it's rarely calculated manually. In most cases, investors use an IRR calculator or an Excel spreadsheet, which has a built-in function to ...