uI %

i (effective interest rate) i (effective interestPV + α ⋅ PMT + β
rate) is calculated using Newton’s Method.FV = 0
To I % from i (effective interest rate)

 

 

 

 

 

 

 

 

 

 

 

i 100 .................................

(P/Y = C/Y = 1)

 

 

 

P/Y

 

 

 

 

I% = {{(1+ i )C/Y

...–1}C/Y 100

(Other than those above)

n

CASIO

............

number of compound periods

FV .........

future value

I% .........

annual interest rate

P/Y ........

installment periods per year
PV.........present valueC/Y........compounding periods per year
PMT......payment

 

 

• A deposit is indicated by a plus sign (+), while a withdrawal is indicated by a minus sign (–).

Press 2(COMPND) from the Financial 1 screen to display the following input screen for compound interest.

2(COMPND)n ........... number of compound periods

I% ........ annual interest rate

PV ........ present value (loan amount in case of loan; principal in case of savings)

PMT ..... payment for each installment (payment in case of loan; deposit in case of savings)

FV ........ future value (unpaid balance in case of loan; principal plus interest in case of

savings)P/Y ....... installment periods per yearC/Y ....... compounding periods per year

7-5