790³:KDW³LI«"
It is not necessary to reenter TVM values for each example. Using the
values from the previous page, how much can you borrow if you want
a payment of $100.00?
How much can you borrow at a 9.5% interest rate?
.H\V²
'LVSOD\²
'HV±ULSWLRQ²
100FP
¾³±±²±±
Enters new payment
amount. (Money paid out is
negative.)
$
³³½·º¶²±¸
Calculates amount you can
borrow.
9.5L
º²¶±
Enters new interest rate.
$
³³½¸º´²¹µ
Calculates new present
value for $100.00 payment
and 9.5% interest.
10L
³±²±±
Reenters original interest
rate.
14000$
³»½±±±²±±
Reenters original present
value.
P
¾³´´²¸¹
Calculates original
payment.
$PRUWL]DWLRQ
After calculating a payment using Time Value of Money (TVM), enter
the periods to amortize and press
H!
. Then press
=
to continually
cycle through the interest, principal, and balance values (indicated by
the
35,1
,
³
,17
, and
%$/
annunciators respectively).
Using the TVM example from the previous page, amortize a single
payment and then a range of payments.
Amortize the 20
th
payment of the loan.
6HH¼H[DPSOH¼RQ¼SDJH¼º²
.H\V²
'LVSOD\²
'HV±ULSWLRQ²
20N
´±²±±
Enters period to amortize.
H!
´±¼¾¼´±
Displays period to
amortize.
=
¾µ²´¶
Displays principal.
=
¾³³¶²¹³
Displays interest. (Money
paid out is negative.)
=
³·½¸¹¶²¸·
Displays balance.
¸
Amortize the 1
st
through 12
th
loan payments.
,QWHUHVW³5DWH³&RQYHUVLRQ
To convert between nominal and effective interest rates, enter the
known rate and the number of periods per year, then solve for the
unknown rate.
6HH¼H[DPSOH¼RQ¼SDJH¼³±²
1N12
³´B
Enters range of periods to amortize.
H!
³¼¾¼³´
Displays range of payments.
=
¾µµ²¸´
Displays principal.
=
¾³½·º¹²¶±
Displays interest.
=
³·½º´´²³¸
Displays balance.
H&
Nominal interest percent.
Hx
Effective interest percent.
H¢
Periods per year.
º
Find the annual effective interest rate of 10% nominal interest
compounded monthly.
,55¶<5³DQG³139
6HH¼H[DPSOH¼RQ¼SDJH¼³³²
.H\V²
'LVSOD\²
'HV±ULSWLRQ²
10H&
³±²±±
Enters nominal rate.
12H¢
³´²±±
Enters payments per year.
Hx
³±²»µ
Calculates annual effective interest.
H¢
Number of periods per year (default is 12).
J
Cash flows, up to 15 (
j
is the cash flow
number
).
Ha
Number of consecutive times cash flow
j
occurs.
HW
Internal rate of return per year.
Hl
Net present value.
³±
If you have an initial cash outflow of $40,000, followed by monthly
cash inflows of $4,700, $7,000, $7,000, and $23,000, what is the
IRR/
YR
? What is the
IRR
per month?
What is the
NPV
if the discount rate is 10%?
.H\V²
'LVSOD\²
'HV±ULSWLRQ²
HD
±²±±
Clears all memory.
12H¢
³´²±±
Sets payments per year.
40000FJ
¾»±½±±±²±±
Enters initial outflow.
4700J
»½µ±±²±±
Enters first cash flow.
7000J
µ½±±±²±±
Enters second cash flow.
2Ha
´²±±
Enters number of consecu-
tive times cash flow occurs.
23000J
´·½±±±²±±
Enters third cash flow.
HW
³¶²º¹
Calculates
IRR/YR
.
/12=
³²··
Calculates
IRR
per month.
10L
³±²±±
Enters
I/YR
.
Hl
¹´´²¸¶
Calculates
NPV
.
³³
6WDWLVWL±V
H“
Clear statistical registers.
number
_
Enter one-variable statistical data.
number
H^
Delete one-variable statistical data.
number1
N
number2
_
Enter two-variable statistical data.
number1
N
number2
H^
Delete two-variable statistical data.
HBH'
Means of
x
and
y
.
Hc
Mean of
x
weighted by
y
.
HXH'
Sample standard deviations of
x
and
y
.
HkH'
Population standard deviations of
x
and
y
.
y-
value
HQH'
Estimate of
x
and correlation
coefficient.
x-
value
HR
Estimate of
y
.
0HRH'
y
-intercept and slope.
³´
µ
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1
2
