Compounding Illustrated
n You invest $1,000 today, hold the investment for 3 years, and earn 10%
each year. How much will you accumulate at the end of 3 years?
n With simple interest, you earn $100 each year interest. Total will be $1,300
at the end of the 3 years.
n With annual compounding, $1,331:
     __________________________________________
     Year   Beginning-of-        Interest        End-of-Year
               Year Amount         Earned           Amount
       1            $1,000                $100              $1,100
       2              1,100                  110                1,210
       3              1,210                  121                1,331