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how do i calculate compound interest rate. Compound interest is when a bank pays interest on both the principal the original amount of moneyand the interest an account has already earned. Calculating Compound Interest on Investments 1.
Annual percentage yield APY is calculated by using this formula. Learn the compound interest formula. Principal x Rate x Time Interest p x r x t.
APY 1 rnn n 1.
Learn the compound interest formula. Assume you have an APY or APR of 10. How to calculate compound interest A the future value of the investment P the principal investment amount r the interest rate decimal n the number of times that interest is compounded per period t the number of periods the money is invested for. A the future value of the investmentloan including interest P the principal investment amount the initial deposit or loan amount r the annual interest rate decimal n the number of times that interest is compounded per unit t t the time the money is invested or borrowed for.