# HP 12c User Manual Page 153

Financial calculator.

Example 2: Using the preceding program, solve for the monthly payment using
the information given in example 1. Then change the yearly interest to 15% and
solve for the new payment amount.
Keystrokes
12?0
3?1
10\12z
?2
750?3t
15\12z
?2t
Example 3: Using the information from example 1, what monthly payment is
necessary to yield the lessor 15% annually if one payment is due at the time of
closing ?
Assuming that the previous example was just solved, the keystrokes are as follows:
Keystrokes
1?1t
Since this problem is an annuity due situation (one payment at the beginning of the
period) the calculation could also be done as follows:
Keystrokes
fCLEARG
12n15gC
750Þ\$P
File name: hp 12c_user's guide_English_HDPMBF12E44
Printered Date: 2005/7/29
Section 14: Leasing
Display
12.00
Duration of lease.
3.00
0.83
Periodic interest rate.
64.45
65.43
Monthly payment to achieve a 15%
yield.
Display
66.86
Display
1.25
Periodic interest rate (into i).
66.86
Page: 153 of 209
Dimension: 14.8 cm x 21 cm
153

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