When entering data for bond calculations, results are calculated based on data entered into
specific memory registers. When pressed, the keys used for these operations:
enter data for variables used during calculations (input only).
calculate unknown variables based on stored data.
Most of the other keys used in bond calculations allow you to enter data for a variable, but
you cannot solve for that variable. The exception is the
to return results for accumulated interest, but you cannot enter data into this key.
Before you perform a bond calculation, be sure to verify the date format is set appropriately
for your problem. The default setting is mm.ddyyyy, but it can be set for dd.mmyyyy. For more
information about entering dates and date formats, see chapter 9, Calendar Formats and
Date Calculations. The range of acceptable dates is October 15, 1582 to December 31, 9999.
Verify that bond day counts (360/365) and annual or semiannual coupon payment schedules
are appropriate for your problem prior to inputting your data.
What price should you pay on April 28, 2010 for a 6.75% U.S. Treasury bond maturing on
June 4, 2020, if you want a yield of 4.75%? Assume the bond is calculated on a semiannual
coupon payment on an actual/actual basis. If D.MY is displayed, press
beginning. See Table .
Table 10-2 Bond calculation example
Clears bond memory.
(message flashes, then
Selects semiannual coupon payment, as
required by the example. Note the
annunciator in the display.
Inputs April 28, 2010 for the settlement
date (mm.ddyyyy format). Note: the 3 in
the far right of the display indicates the
day of the week. This number indicates
the day of the week corresponding to
that date. Monday
is 1, and Sunday is 7. April 4, 2010 is a
key. This key permits you