HP 15c - Manual (Page 38)

38 Section 1: Using _ Effectively
38

To calculate NPV, enter periodic interest rate i in percent and press A. Repeat
for as many interest rates as needed.
7. Repeat steps 3 through 6 for other sets of cash flows.
Example: An investor pays $80,000 for a duplex that he intends to sell after 7 years. He
must spend some money the first year for repairs. At the end of the seventh year the duplex is
sold for $91,000. Will he achieve a desired 9% after-tax yield with the following after-tax
cash flows?
Keystrokes Display
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Run mode.
´•2
5
´m% 5.00 Reserve registers R
0
through
R
5
.
6
v2 2
´mC 2.00
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´U 2.00
80000 ”OC -80,000.00 Initial investment.
1
OC 1.00
600
”OC -600.00
1 OC 1.00
6500
OC 6,500.00
1
OC 1.00
8000 OC 8,000.00
2
OC 2.00
7500 OC 7,500.00
2
OC 2.00
91000
OC 91,000.00
1 OC 1.00
9 9 Enters assumed yield.
A -4,108.06 NPV.