# HP 12C Platinum User Manual Page 186

Financial calculator.

186 Section 13: Investment Analysis
RPN Mode:
6. Key in the year desired then press \.
7. Key in the number of months in first year
will show the amount of depreciation for the desired year. If desired,
press ~ to see the remaining depreciable value, then press
:\$:3=~-:M- to find the total depreciation through
the current year.
ALG Mode:
6. Key in the year desired then press ³.
7. Key in the number of months in first year* then press t.† The display
will show the amount of depreciation for the desired year. If desired,
press ~ to see the remaining depreciable value, then press
:\$=:3-~-:M³ to find the total depreciation
through the current year.
8. Press t for the amount of depreciation then, if desired, press ~ for the
remaining depreciable value for the next year. Repeat this step for the
following years.
9. For a new case press gi000 and return to step 2.
Example: A commercial movie camera is purchased for \$12,000. If maintained
properly, the camera has a useful life expectancy of 25 years with \$500 salvage
value. Using the sum-of-the-years-digits method, what is the amount of depreciation
and the remaining depreciable value for the 4th and 5th years ? Assume the first
depreciation year is 11 months long.
Keystrokes
Keystrokes
(RPN mode)
(ALG mode)
f]
f[
fCLEARG
fCLEARG
12000\$
12000\$
500M
500M
25n
25n
4\
*
Refer to straight-line depreciation instruction note, page 177.
The display will pause showing the year number before showing the amount of depreciation
for that year.
then press t.
*
Display
Book value.
12,000.00
Salvage value.
500.00
Life.
25.00
Year desired.
4.00
The display  