On 10/22/2008 03:14 PM, Hedley Finger wrote:
> I scarcely ever use spreadsheets and then mainly for add-ups, 
> take-aways, goesintos, and how many's.
> 
> I am grading assignments.  There is a 5 percent penalty per day for late 
> submission.  So I want to subtract the deadline date from the actual 
> submission date, and if the answer is positive, calculate 5 percent of 
> the grade and subtract that value from the grade.
> 
> I can do most of it if I drink a gin or two.  But the tricky bit is  "So 
> I want to subtract the deadline date from the actual submission date, 
> and if the answer is positive".  Can anyone tell me how to do a 
> conditional branch on the result of the subtraction (or take-away, for 
> those of you who only understand the higher maths)?

Perhaps:
http://extensions.services.openoffice.org/project/GradeCourse
might work for you?


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