You have invested in a stock portfolio that has earned returns of 1.5%, 2.625%, 6%, -0.45%, and -8.1% in the past 5 years. What is the difference between the compounded rate of return and the cumulative (added) rate of return?

The S&P 500 had returns of 4.91%, 15.79%, 5.49%, -37.00%, and 26.46% in the years 2005-2009, inclusive. Compute the annualized rate of return.

A 30-year bond has an annualized rate of return of 5%. Assuming inflation remains at 2.5%, what would be the real rate of return over 30 years?