Using Time Value to Estimate Savings. DeMarcus wants to retire with $1 million in savings by the time he tums 65. He is currently 18 years old. How much will he need to save each year. assuming he can get a 13% annual rebum on his investments? The amount DeMarcus will need to save each year, PMT, is $ (Round to the nearest cent) (Use your financial calculator or you may use the Financial Tatiles in Accendix C in computing your answer.)