Casio CFX-9850G PLUS, User'S Manual & Technical Reference

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334
u u
u u
u
Number of installments
Example Calculate the number of monthly $84 installments required to
accumulate a total of $6,000 at an annual interest rate of 6%,
compounded annually.
In the set up screen, specify “ End ” for Payment and then press
J
.
Perform the following key operations from the input screen.
c
g w
a w
(
PV
= 0)
- ie w
(
PMT
= –84)
gaaa w
(
FV
= 6,000)
bc w
(Monthly installments)
b w
(Annual compounding)
1
(
n
)
u u
u u
u
Interest rate
Example Calculate the annual interest rate required to accumulate a
total of $10,000 in 10 years with $60 monthly installments.
In the set up screen, specify “
End
” for Payment and then press
J
.
Perform the following key operations from the input screen.
ba*bc w
(Input
n
= 10
×
12.)
c
a w
(
PV
= 0)
- ga w
(
PMT
= –60)
baaaa w
(
FV
= 10,000)
bc w
(Monthly installments)
b
w
(Annual compounding)
2
(
I
%)
u u u u u
Principal plus interest with initial deposit
Example Calculate the principal plus interest after one year for an
installment savings account with an interest rate of 4.5%,
compounded monthly, opened with an initial deposit of $1,000,
with $500 installments added each month.
In the set up screen, specify “
End
” for Payment and then press
J
.
19 - 3
Compound Interest Calculations
P.7
P.7
P.7