Casio FX-9750G plus User Manual page 356

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Compound Interest Calculations
PMT
............... payment for each installment (payment in case of loan;
FV
.................. future value (unpaid balance in case of loan; principal plus
P Y
/ .................. installment periods per year
C Y
/ ................. compounding periods per year
Inputting Values
n
A period ( ) is expressed as a positive value. Either the present value (
future value (
Precision
This calculator performs interest calculations using Newton's Method, which
produces approximate values whose precision can be affected by various
calculation conditions. Because of this, interest calculation results produced by
this calculator should be used keeping the above limitation in mind or the
results should be verified.
k k k k k Compound Interest Examples
This section shows how compound interest calculations can be used in a variety
of applications.
u u u u u Savings (standard compound interest)
Input Condition: Future value is greater than present value.
Formula Representation of Input Condition:
Example Calculate the interest rate required to increase a principal of
$10,000 to $12,000 in three years, when compounding is
performed semiannually.
Perform the following key operations from the input screen.
dw(Input
c
-baaaaw(
aw
bcaaaw(
bw
cw(Semiannual compounding)
I
%)
2(
manuals search engine
deposit in case of savings)
interest in case of savings)
FV
) is positive, while the other (
n
= 3.)
PV
= –10,000)
FV
= 12,000)
PV FV
or ) is negative.
PMT
= 0
PV FV
| | < | |
PV
) or