HP 20B manual Amortization, Time Value of Money 2TVM Example, Menu Item/Key Description

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Time Value of Money

Table 3-2TVM Example

Keys Display Description

M

Returns the monthly payment. This result is negative (-); it is

money you pay out.

To reset the TVM variables to their default values, with any TVM variable displayed press repeatedly until TVM displays. Press Ito reset the TVM values, or press Oto cancel.

Amortization

Refer to Figure 2 for a menu map of the Amortization menu (Amort). Table 3-3 lists the keys and variables of the Amortization menu. To open the menu, press A. The Amortization menu calculations are based on values stored in the following TVM registers: N, Y, V, Mand [.

To enter values for the TVM variables, enter a number followed by the corresponding key.

For an amortization example, see Table 3-4.

Figure 2 The Menu Map for the Amortization Menu

Table 3-3Amortization Menu Items

Menu Item/Key Description

A

Opens the Amortization menu.

Nb Period	Number of periods to group together in the amortization calculation. The default value is
	the number of payments per year defined by the [key.
Start	Period on which to start amortization. Default is 1. If you want to amortize for the second
	year with 12 payments per year, enter 13 (the second year starts at the 13th payment
	with 12 payments per year).
Balance	The loan balance at the end of the assigned amortized period.
Principal	Amount of the loan payment applied to the principal at the end of the amortized period.
Interest	Amount of the loan payment applied to the interest at the end of the amortized period.

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