| Idea is currently in Product Radar Learn more about this stage...|
This was up, but archived. See Add, Create, or Modify a Calculated or the Total Column in the Gradebook.
Being able to calculate things in the grade book beyond adding things up or weighting and adding seems like an absolutely necessary feature. It seems like one of those that comes up repeatedly under various guises, but keeps getting archived. But, I keep reading that there are lots of people who do more than just add things up to calculated grades.