Compound Interest Formula For N Years. A value after t periods. The total accumulated value including the principal sum plus compounded interest is given by the formula.
The formula for compound interest is p 1 r n nt where p is the initial principal balance r is the interest rate n is the number of times interest is compounded per time period and t is the number of time periods. Using the same information above enter principal. The total accumulated value including the principal sum plus compounded interest is given by the formula.
N number of periods.
Due to being compounded monthly the number of periods for one year would be 12 and the rate would be 1 per month. The compound interest formula is p 1 i n p where p is the principal i is the annual interest rate and n is the number of periods. P principal amount initial investment r annual interest rate. Here is the formula for finding the compound interest.
