HP 10bII+ User Manual page 83

The AMORT key on the HP 10bII+ allows you to calculate.
• The amount applied to interest in a range of payments.
• The amount applied to principal in a range of payments.
• The loan balance after a specified number of payments are made.
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The function assumes you have just calculated a payment or you have stored the
appropriate amortization values in I/YR, PV, FV, PMT, and P/YR.
Table 6-17 Keys for storing the amortization values
Keys
Ò
Ï
É
Ì
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The numbers displayed for interest, principal, and balance are rounded to the current display
setting.
To Amortize
To amortize a single payment, enter the period number and press
displays the annunciator PER followed by the starting and ending payments that will be
amortized.
4
Press to see interest (INT). Press
the balance (BAL). Continue pressing
To amortize a range of payments, enter starting period number
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then press
and ending payments that will be amortized. Then press
interest, principal, and balance.
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Press
you the keystrokes of entering the new starting and ending periods.
Description
Annual nominal interest rate.
Starting balance.
Ending balance.
Payment amount (rounded to the display format).
Number of payments per year.
4
4
. The HP 10bII+ displays the annunciator PER followed by the starting
again to move to the next set of periods. This auto-increment feature saves
again to see the principal (PRIN) and again to see
to cycle through the same values again.
Æ
4
repeatedly to cycle through
Time Value of Money Calculations
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. The HP 10bII+
ending period number,
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