Table 11-4. CALC Menu Labels for Date Arithmetic

 

Menu

 

Description

 

Label

 

 

 

 

 

 

 

 

 

Stores or calculates a date. Also displays the day of

 

 

 

 

the week. If you omit the year, the calculator uses the

 

 

 

 

current year.

 

 

 

 

Stores or calculates the number of actual days

 

 

 

 

 

between DATE1 and DATE2 , recognizing leap years.

 

 

Calculates the number of days between DATE1 and

 

 

 

 

 

DATE2 using the 360-day calendar (30-day months).

 

 

Calculates the number of days between DATE1 and

 

 

 

 

 

DATE2, using the 365-day calendar, ignoring leap

 

 

 

years.

 

 

A shortcut: recalls the current date, which can then be

 

 

 

 

 

stored in DATE1 or DATE2.

 

 

 

 

The calculator retains the values for the TIME CALC variables DATE1, DATE2, DAYS until you clear them by pressing @c while the CALC menu is displayed.

To see what value is currently stored in a variable, press R menu label.

Determining the Day of the Week for Any Date

To find the day of the week for any date, key in the date and press or .

Calculating the Number of Days between Dates

To calculate the number of days between two dates:

1.Key in the first date (for today’s date, use ) and press .

150 11: Time, Appointments, and Date Arithmetic

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