School calculator

Final Grade Calculator

Find the exam score needed to reach a target course grade from your current grade and final-exam weight.

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Calculator

Enter your values

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FormulaNeeded final = (target − current × (1 − weight/100)) ÷ (weight/100)
How it works

Understand the calculation

Use this when your current grade represents the completed portion of the course and the final exam has a known percentage weight.

PercentWise performs the arithmetic in your browser. Your calculator inputs are not sent to our server by the calculator itself.

ExampleCurrent 72%, final worth 30%, target 75%

You need 82% on the final

ExampleCurrent 80%, final worth 20%, target 78%

You need 70% on the final

Using the result

Check that the values and percentage rate match the question you are trying to answer. For important financial, tax, payroll or academic decisions, verify any required rates or rules with the relevant official source.

Questions

Frequently asked questions

That means the target is not reachable under the stated weights unless extra credit or a different grading rule applies.

You have already secured the target under the simplified weighted-average model.

Only if your course uses the stated weighted-average structure. Check the official grading policy.