Amadou invested $760 in an account paying an interest rate of 8\tfrac{1}{2}8 2 1 ​ % compounded continuously. Mia invested $760 in an account paying an interest rate of 8\tfrac{3}{8}8 8 3 ​ % compounded annually. After 20 years, how much more money would Amadou have in his account than Mia, ?