Texas Instruments BA II PLUS User Manual page 113

Procedure: Computing Dates
³ Press & u to select the worksheet.
DT1
· Press & z to clear the worksheet.
» Enter values for two of the three variables:
DBD
for.
Press # or " until the variable label you want is displayed,
and then key in a value and press !.
¿ If necessary, change the day-count method setting.
Press # until
V repeatedly until the day-count method you want (
) is displayed.
360
´ Compute a value for the unknown variable.
Press # or " until the variable label you want is displayed,
and then press %.
The calculator computes and displays the value.
Example: Computing Days between Dates
A loan is made on January 4, 1996, but the first payment is
deferred until March 1, 1996. How many days does the loan
accrue interest before the first payment?
Procedure
Select and clear date
worksheet.
Enter first date.
Enter second date.
If necessary, select actual/
actual day-count method.
Compute days between dates. " %
Because there are 57 days between the two dates, the loan
accrues interest for 57 days before the first payment.
7: Other Worksheets
is displayed, along with the previous date.
. Do not enter a value for the variable you wish to solve
or
ACT
is displayed, and then press &
360
Keystrokes
& u
& z
!
1.0496
# !
3.0196
# #
& V
, , and
DT1 DT2
ACT
Display
DT1= 12-31-1990
DT1= 1-04-1996
DT2= 3-01-1996
ACT
DBD= 57.00
or
P
P
Q
107