HP 30b - Business Professional Calculator - Page 66

Date Calculation58
To reset the menu items to their default values, with any item of the Date menu displayed press
:x. With Date displayed, press I to reset the menu, or O to cancel. Press
O again to exit the menu.
Table 8-1 Date Calculation Example
Key Display Description
:@
Opens the Date Calculation menu.
NOTE: 2 in the right of the display
represents the day of the week. 2 represents
Tuesday.
6.04
2010
I
Inputs the starting date in the selected
format.
<10.
3120
10I
Inputs the ending date in the selected
format.
<=
Calculates the number of actual days
between the starting and ending dates.