32 Time-Value-of-Money and Amortization Worksheets
Given a 10% discount rate, does the present value of the cash flows
exceed the original cost of $23,000?
To Press Display
Set all variables to defaults. & }
!
RST 0.00
Enter interest rate per cash flow
period.
10 -
I/Y=
10.00
Enter 1st cash flow.
5000 S 0
FV=
-5,000.00
Enter 1st cash flow period.
1 ,
N=
1.00
Compute present value of 1st cash
flow.
% .
PV=
4,545.45
Store in
M1. D 1
4,545.45
Enter 2nd cash flow. 7000 S 0
FV=
-7,000.00
Enter 2nd cash flow period.
2 ,
N=
2.00
Compute present value of 2nd
cash flow.
% .
PV=
5,785.12
Sum to memory. D H
1
5,785.12
Enter 3rd cash flow. 8000 S 0
FV=
-8,000.00
Enter period number.
3 ,
N=
3.00
Compute present value of 3rd
cash flow.
% .
PV= 6,010.52
Sum to memory. D H 1
6,010.52
Enter 4th cash flow. 10000 S 0
FV=
-10,000.00
Enter period number.
4 ,
N=
4.00
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