Keys in the date of the beginning of the first period.

Section 3: Basic Financial Functions

53

Example 2: A 42-month car loan for $3,950 began accruing interest on July 19, 2004, so that the first period began on August 1, 2004. Payments of $120 are made at the end of each month. Calculate the annual percentage rate (APR), using the actual number of odd days and simple interest for the odd period.

Keystrokes

fCLEARG

7.192004\

8.012004

30z

42+n

3950$

120ÞP

¼

12§

Display

Clears financial registers.

Turns off the C indicator in the display, so that simple interest will be used for the odd period.

7.19Keys in the date interest begins accruing and separates it from the next date entered.

8.012004

13.00Actual number of odd days.

0.43Divides by the length of a monthly period to get the fractional part of n.

42.43Adds the fractional part of n to the number of complete payment periods, then stores the result in n.

3,950.00

Stores PV.

–120.00

Stores PMT (with minus sign for cash

 

paid out).

1.16Periodic (monthly) interest rate.

13.95Annual percentage rate (APR).

File name: hp 12c_user's guide_English_HDPMBF12E44

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Printered Date: 2005/7/29

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