Business

USER GUIDE

Texas Instrument BA II Plus Calculator

April 2007

GENERAL INFORMATION

The Texas Instrument BA II Plus financial calculator was designed to support the many possible

applications in the areas of financial analysis and banking.

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The explanations below will make it easier for you to use the calculator.

By default, the calculator operates in financial mode.

The ON/OFF key is used to turn the calculator on and off.

The 2ND key is often used to access financial applications. Press this key when you

want to apply the functions displayed in yellow at the top of the keys.

The FORMAT feature lets you select the number of decimal points to be displayed by the

calculator. If you want to display:

a fixed decimal point, press 2ND and then FORMAT, enter a number from 0 to 8

to specify the number of decimal points, and then press ENTER.

a floating decimal point, press 2ND and then FORMAT, enter the number 9, and

then press ENTER. The number of decimals displayed will vary depending on the

calculations up to a maximum of nine decimals.

To perform the calculator exercises in this document, it is best to use a floating decimal

point format.

Setting the number of payment periods and interest-calculation periods in a financial

calculation (the P/Y and C/Y functions).

P/Y function: this function sets the number of annual payments. The default value

is one payment per year. To change the number of annual payments, press the

2ND and P/Y keys, enter the required value, and then press ENTER (for

example, 12 for 12 monthly payments).

C/Y function: this function sets the number of interest-calculation periods. By

default, the number of interest-calculation periods is the same as the number

entered for the P/Y variable. To change it, press 2ND, P/Y and , and then enter

the number of periods and press ENTER.

Example where the C/Y differs from the P/Y: monthly payments on a personal loan on

which interest is calculated quarterly (I, 4):...