HP 17bII Owner's Manual page 104

Example: An Investment with Grouped Cash Flows. You are
considering an investment that requires a cash outlay of $9,000, with
the promise of monthly cash flows as shown. Calculate IRR%. Also find
NPV and NFV at an annual interest rate of 9%.
$ _ 9,000
Since some of these cash flows are grouped (consecutive and equal),
the #TIMES prompting must be on so you can specify a number other
than 1.
Group Number
Initial
1
2
3
4
Keys:


@c

9000 & I
104 7: Cash Flow Calculations
File name : English-M02-1-040308(Print).doc
Amount
－9,000
500
1,000
0
1,500
Display:




Print data : 2004/3/9
0
Number of Times
－
3
4
1
3
Description:
Current cash-flow list and
CFLO menu.
Clears current list. #TIMES
prompting is turned on.
Stores the initial cash
flow.