Date Arithmetic (Calc) - HP 17bll+ User Manual

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@c
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2.15
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4.22
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STAFF I
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1
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Date Arithmetic (CALC)

The CALC menu performs date arithmetic:
Determines the day of the week for any date.
Determines the number of days between dates using one of three
calendars—actual, 365-day, or 360-day.
Adds or subtracts days from a date to determine a new date.
The calendar for date arithmetic runs from October 15, 1582 to
December 31, 9999.
To display the CALC menu, press
11: Time, Appointments, and Date Arithmetic 149
   Clears appt. #4.
 
 
 
 
 
 

 
 

 
 
 

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appointment #4.
Stores appt. time and
supplies current date.
Sets appt. time to PM.
Stores appt. date.
Enters message: "staff".
Displays RPT menu.
Sets repeat interval.
Returns to APPT menu
Appt. 4 is "set."

, then .