Compound interest is based on the amount of the principal of a loan or deposit and interest rate which accrues in conjunction with how often the loan compounds. P principal amount the initial amount you borrow or deposit r annual rate of interest as a decimal t number of years the amount is deposited or borrowed for. Due to being compounded monthly the number of periods for one year would be 12 and the rate would be 1 per month.
Present Value and Compound Discount The present value is defined as the principal P which if invested for the time t at a given interest rate r will amount to F on the date that F is due.
If the compounding frequency per annum is 1 ie. 5000 dollars is deposited in an account P 5000. FV PV 1r n. A Calculate AA DA Ap Ar AA And At All Evaluated At 90 03 8.