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Semester Grade Calculator (Quarters and Final)

Work out a semester grade from your quarter scores and the final exam. The default weighting is 40-40-20, with presets for 30-30-40 and a no-final 50-50 split.

How to use
  1. Enter your two quarter scores.
  2. Add the final exam score if you have one.
  3. Pick the weighting preset that matches your class.
Weighting
Semester grade
—

weighted across quarters + final

Letter grade
—
GPA points
—
Weights sum
—
Estimates for general information, verify important figures before relying on them.
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How it's calculated

grade = Σ(score × weight) ÷ Σ weight

score = each component score (%), weight = its weight (%). Weighted mean across quarters and the final; the percentage is then mapped to a letter grade and GPA.

Common questions

What is the default semester weighting?

It defaults to 40 percent for each quarter and 20 percent for the final, a common split in US schools.

Can I compute a grade without a final exam?

Yes. Use the 50-50 no-final preset to weight the two quarters equally.

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