HP 39gs User Manual

Page 152

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12-8

Using the Finance Solver

3. Press the

soft menu key to amortize the new

batch of payments. Repeat steps 1 through 3 as
often as needed.

Example 4 - Amortization for home mortgage

For the results of Example 3, show the amortization of the
next 10 years of the mortgage loan. First, press the

soft menu key. Then, keeping 120 in the PAYMENTS
field, press the

soft menu key to produce the results

shown below.

To amortize a series of future payments starting at payment

p:

1. Calculate the balance of the loan at payment p-1.

2. Store the new balance in PV using the

soft

menu key.

3. Amortize the series of payments starting at the new

PV.

The amortization operation reads the values from the
TVM variables, rounds the numbers it gets from PV and
PMT to the current display mode, then calculates the
amortization rounded to the same setting. The original
variables are not changed, except for PV, which is
updated after each amortization.

HP 39gs English.book Page 8 Wednesday, December 7, 2005 11:24 PM

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