HP 20B - Manual (Page 44)

Cash Flows
44
Table 4-4 NPV and IRR Example
Keys Display Description
<
Displays the number of periods required for the cash flow to
repay the investment.
<<
Scrolls to the total value of the cash flow.
R Displays the IRR for the cash flow.
Editing Cash Flows
In the cash flow list, you can view and modify the current monetary value of a specific cash flow, or cash flows. Press
<
or
>
repeatedly to scroll through the list. To modify the displayed entry, type a new number and press
I
. For
example, to change the current monetary value of the cash flow three, CF(3) , in the example in Table 4-2 from 0 to 200 , with
CF(3)= displayed, press
200
followed by
I
.
You can also modify the number of occurrences of a cash flow in the same manner with #CF(n) displayed. Pressing
:j
with a cash flow displayed erases the displayed cash flow. Pressing
:o
inserts a cash flow into the list
before the displayed cash flow.