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Assignment grade

Convert points earned on an assignment into a percentage, letter grade and course contribution.

Built and maintained by The NumberPrism Editorial TeamEditorial policy

Your details

Results update as you type. The formula and assumptions are explained below the calculator.

Assignment grade

85.0%

Letter bandB
Points lost15
Weight in the course20%
Contribution to course grade17 points

Letter bands vary by school, and extra credit can push a score above 100%. The contribution figure assumes this assignment counts only toward the stated weight.

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What does this tool do?

An assignment grade is points earned divided by points possible. This calculator also shows the letter band and how much the assignment moves your overall course grade at a given weight.

The Formula

Assignment grade = Points earned ÷ Points possible × 100; Course contribution = Grade × Weight ÷ 100

Frequently Asked Questions

How is the course contribution calculated?

Multiply the assignment percentage by its weight and divide by 100. An 85% assignment worth 20% adds 17 points to the weighted course total.

What if I earned extra credit?

Enter the actual points earned, even if they exceed the points possible. The percentage will rise above 100%, which is how many gradebooks treat extra credit.