Texas Instruments Calculator User Manual
Page 36
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