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Final Grade Calculator.

Calculate the grade needed on your final exam to achieve your target grade

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01

Set your values

Results update as you type.

Enter the percentage of the course completed so far

Grade Needed on Final: 101.7%

Grade Needed on Final

Not achievable
0.0%
on the final to get 90% (A-) — Unfortunately, this target is not achievable. Max possible: 89.5%
If you score 0% on the final: 59.5% F

If you score 0% on the final

0.0%F
If you score 100% on the final: 89.5% B+

If you score 100% on the final

0.0%B+

Grades Needed for Target Scores

B+
>= 87%
91.7%
Needed
B
>= 83%
78.3%
Needed
B-
>= 80%
68.3%
Needed
C+
>= 77%
58.3%
Needed
C
>= 73%
45.0%
Needed
C-
>= 70%
35.0%
Needed

How It Works

Simple: Use your current grade, completed weight, final exam weight, and target grade to calculate what you need on the final.
Weighted: Enter each category grade and weight. Leave the final exam grade blank to calculate the required score.
Formula: Needed Grade = (Target - Current × (1 - Weight)) ÷ Weight: Example: If you have 80% currently, want 85%, and the final is worth 30%, you need: (85 - 80 × 0.7) ÷ 0.3 = 96.7%

How to Use

Simple: Use your current grade, completed weight, final exam weight, and target grade to calculate what you need on the final.

Weighted: Enter each category grade and weight. Leave the final exam grade blank to calculate the required score.

Use Cases

Plan your study strategy

Determine the minimum score needed on your final to pass or achieve a desired grade, helping you prioritize study time.

Example: If you have an 85% and the final is worth 30%, you can find out if you need a 90% to get an A.

Set realistic goals

See if your target grade is achievable given your current performance and the final's weight.

Example: If you need a 95% on the final but you've been scoring 70s, you might adjust your target.

Frequently Asked Questions

How does the final grade calculator work?
It uses your current grade, the weight of your current grade, the weight of your final exam, and your target grade to calculate the minimum score you need on the final. The formula is: required final score = (target grade - (current grade * current weight)) / final weight.
What if my final exam is worth 20% of my grade?
Enter 20 as the final weight. The calculator will use that percentage to determine how much your final exam can affect your overall grade. A higher final weight means the exam has a bigger impact on your final grade.
Can I use this calculator for any course?
Yes, as long as you know your current grade, the weight of your current grade (usually the percentage of your grade already earned), the weight of the final exam, and your target grade. It works for any course that uses a weighted grading system.

Tips & Common Mistakes

Tips

  • Double-check that the weights you enter add up to 100% (or the correct total) to get an accurate result.
  • If your current grade includes all graded work so far, use the weight of that work as the current weight.
  • Use the calculator before your final to see how much you need to study, and after to see what you actually need if your grade changes.
  • Remember that the result is the minimum score needed; aim higher to account for any grading surprises.

Common Mistakes to Avoid

  • Entering the current grade as a decimal (e.g., 0.85) instead of a percentage (85).
  • Using the final exam's weight as the current weight, or vice versa.
  • Forgetting to include the target grade as a percentage, not a decimal.

Last updated: August 13, 2026