HP 12C - Calculating the Periodic and Annual Interest Rates

Section 3: Basic Financial Functions 55
File name: hp 12c pt_user's guide_English_HDPMF123E27 Page: 55 of 275
Printed Date: 2005/8/1 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 fCLEARG 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 g 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.