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27. Date Calculation
The [TIME CALC] key is used to enter and exit the time and date calculation mode.
Rounding Print Decimal IC Loan Σ/GT
5/4 Print 2 ● ● GT
From normal calculation mode, depress [TIME CALC] key twice to enter Date Calculation
Mode.
Under Date Calculation Mode: [MT] key work as [Start Date] key
[M−] key work as [End Date] key
[M+] key work as [# of Days] key
[MS] key work as [Compute] key
Problem: Compute the number of days between 25-May-2007 and 30-May-2007
Enter
Display Paper
[CE/C]
0.
0. CL
[TIME CALC]
TIME
00-00
[TIME CALC]
TIME
00-00-0000
00-00 CL
05252007 [Start Date]
TIME
05-25-2007
05302007 [End Date]
TIME
05-30-2007
00-00-0000 CL
[Compute]
TIME
5.
START
05-25-2007
END
05-30-2007
#
OF DAYS
5.
Problem: Determine the date 5 days after 25-May-2007
Enter
Display Paper
05252007 [Start Date]
TIME
05-25-2007
START
05-25-2007
[# of Days]
TIME
0.
#
OF DAYS
5.
5
TIME
5.
END
05-30-2007
[Compute]
TIME
05-30-2007
Problem: Determine the date 5 days prior 30-May-2007
Enter
Display Paper
05302007 [Start Date]
TIME
05-30-2007
START
05-30-2007
[# of Days]
TIME
0.
#
OF DAYS
-5.
5 [+/-]
TIME
- 5.
END
05-25-2007
[Compute]
TIME
05-25-2007
0. CL
[TIME CALC]
0.
Note: Date range 1-1-1900 → 12-31-2999