Answer:
PMT x {[(1 + r)^n – 1]/r}
Explanation:
The formula for calculation the future value of an ordinary annuity is given as :
PMT x {[(1 + r)^n – 1]/r} ;
Where ;
PMT = Payment amount ; r = discount rate
n = number of payments
For ordinary annuity, payment are made at the end of each period as opposed payment made at the beginning of the period for annuity due.