Windows – calculate time differences in excel 2003

microsoft excelmicrosoft-excel-2003windows xp

I have a goal of 2h47m00s minutes per month. If I attend let's say 1h20m00s and when my Excel cell format is:

[Red]-[m]:ss;[Blue][m]:ss

…then it gives me in red color 87 minutes time difference before I reach my goal. When it's negative it gives me the right answer. But if i reach 3h00 normally it should give me 13 minutes colored blue, but it doesn't. It gives me ################# as an answer. It's not a problem of widening the cell.

Can someone help me get the right formula?

Best Answer

The ### are coming from Excel and negative time values.

Take a look at:

  1. Is there any way to properly display negative time spans in excel
  2. Display Negative Time Values
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