Applications
1 Enter number of periods per year, press STO n.
2 Enter 100, press SAVE  PV.
3 Enter effective annual rate, press + FV i.
4 Press RCL × to get nominal rate.
Sample Case: Find the nominal rate if the effective annual rate is 12.55 %, compounded quarterly (4 periods).
Solution
 Enter:  See Displayed:  
  4 STO n 100 SAVE  PV 
 
12.55 + FV i RCL ×   
  12.00
  % nominal rate of interest

Annuities

Future Value ot Annuity (Sinking Fund)

This calculation finds the amount to be amassed at the end of a specified number of periods where the amount of the periodic payment and interest rate per period are known. Information is entered as follows:
1 Enter number of periods, press n.
2 Enter interest rate per period, press i.
3 Enter amount of periodic payment, press PMT.
4 Press FV to obtain future value.
Sample Case: How much money will you have at the end of 5 years if you deposit $250 per month in a savings account at 6% interest compounded monthly?
Solution
 Enter:  See Displayed:  
 
12 SAVE  5 × n   
  60.00
  number of periods (months) in 5 years
 
6 SAVE  12 ÷ i   
  0.50
  % interest rate per month
 
250 PMT FV   $
  17442.51
  value in 5 years, compounded monthly

Rate ot Interest tor Sinking Fund

This calculation finds the rate of interest for a sinking fund when the amount to be amassed (future value), the number of time periods, and the periodic payment amount are known. The formula uses the constant storage location, therefore, any value stored there will be de-
29