Keys in the date of the beginning of the first period.
66 Section 3: Basic Financial Functions

Keystrokes (ALG mode)

2.152004}

3.012004

~

z30+

36n

5gC

4500$

P

Display

2.15Keys in the date interest begins accruing and separates it from the next date entered.

3.012004

15.00Actual number of odd days.

16.00Number of odd days counted on the basis of a 30-day month.

0.53Divides by the length of a monthly period to get the fractional part of n.

36.53Adds the fractional part of n to the number of complete payment periods, then stores the result in n.

0.42Calculates and stores i.

4,500.00

Stores PV.

–135.17

Monthly payment.

Example 2: A 42-month loan of $3,950 for a used car 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 (RPN mode)

fCLEARG

7.192004\

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

8.012004

Keys in the date of the beginning of

 

 

the first period.

13.00

Actual number of odd days.

30z

0.43

Divides by the length of a monthly

 

 

period to get the fractional part of n.

File name: hp 12c pt_user's guide_English_HDPMF123E27

Page: 66 of 275

Printed Date: 2005/8/1

Dimension: 14.8 cm x 21 cm