Excel and Google Sheets have three functions to calculate the internal rate of return: IRR, XIRR, and MIRR. Learn how these functions can calculate investment returns.

When it comes to calculating interest rates for investments and bonds, the Yield and IRR formulas in Excel can quickly become your friends.

The internal rate of return (IRR) is a metric used in capital budgeting to estimate the return of potential investments. Here is the formula for calculating it.