Skylar plans to use $3400 to open a savings account with an annual interest rate of 1.15%. how much more interest will he earn over 13 years if he chooses a compound interest account that compounds interest quarterly instead annually? round your answer to the nearest cent. interest compounded annually: a = p (1 + r)t interest compounded quarterly: a = p (1 +fraction numerator r over denominator 4 end fraction)4t