Financial Applications Flashcards
formula for compound interest
A = P (1 + i)n
A
amount (what you end up with)
P
principal (what you start with)
i
interest rate per compounding period as a decimal
n
number of compounding periods or number of interest calculations
annually
1
semi-annually
2
quarterly
4
monthly
12
semi-monthly
24
weekly
52
bi-weekly
26
daily
365
formula for amount annuity
A = R [(1+i)2 -1] / I
R = A x I / (1+i)n -1
A
amount time last payment Annuity
R
regular payment at the end of each compounding period
i
interest rate
n
number of payments
formula for present value of an ordinary annuity
PV = R[ 1- (1+i)-n] / I
R = PV x I / 1- (1+i)-n
PV
present value
R
payment made at the end of each compounding period
i
interest rate per compounding period