HP 12C, User Manual

Page: 55 / 288

Section 3: Basic Financial Functions 55
File name: HP 12cpt_user's guide_English_110608.DOC Page: 71 of 285
Printed Date: 2009/1/13 Dimension: 14.8 cm x 21 cm
Keystrokes
(ALG mode)
Display
4000
} –22.73
Calculates final, fractional, 58 th
deposit required to reach $4,000.
Calculating the Periodic and Annual Interest Rates
1. Press
f
CLEAR
G
to clear the financial registers.
2. Enter the number of payments or periods, using
n
or
gA
.
3. Enter at least two of the following values:
z
Present value, using
$
.
z
Payment amount, using
P
.
z
Future value, using
M
.
Note: Remember to observe the
cash flow sign convention.
4. If a PMT was entered, press
g×
or
gÂ
to set the payment mode.
5. Press
¼
to calculate the periodic interest rate.
6. To calculate the annual interest rate in RPN mode, key in the number of
periods per year, then press
§
. To calculate the annual interest rate in ALG
mode, press
§
, key in the number of periods per year, then press
}
.
Example: What annual interest rate must be obtained to accumulate $10,000 in
8 years on an investment of $6,000 with quarterly compounding
?
Keystrokes
(RPN mode)
Display
f
CLEAR
G
8
\
4
§w
32.00
Calculates and stores n.
6000
Þ$ –6,000.00
Stores PV (with minus sign for cash
paid out) .
10000
M 10,000.00
Stores FV.