87% current, final worth 30%
- Goal
- 90%
- Possible without extra credit
- Yes
- Current coursework weight
- 70%
Use this free grade calculator to estimate what score you need on a final exam based on current grade, final weight, and target grade.

87% current, final worth 30%
Recent grade calculations will appear here.
Grade policies vary by class. Use your syllabus weights when you need an exact school calculation.
Inputs and recent answers stay in this browser tab and are not sent to a server.
Find the final exam score needed for a target course grade.
See whether a goal is possible without extra credit.
Understand how final exam weight affects the course grade.
Plan study priorities before a final assessment.
Need 97% on final
Need 82% on final
Need about 84.33%
Need a slower walkthrough, a related calculator, or the full library? These links keep you close to the task you started.
Plain-language answers about when to use the tool, what it does with your inputs, what to double-check, and how privacy works.
Use it when your task matches one of these common needs: Find the final exam score needed for a target course grade. See whether a goal is possible without extra credit. It works best when you already know your current course grade before the final, the final exam weight from the syllabus, and the target course grade you want.
In plain language: The calculator multiplies current grade by the non-final weight, then solves for the final exam score needed to reach the desired course grade. The examples on the page are there so you can compare your inputs with a final exam planning example before copying the answer.
Current grade: your course percentage before the final exam is added. Final weight: the percent of the whole course grade that the final exam is worth. Desired course grade: the final overall course percentage you want after the final is counted. Needed final score: the exam percentage required to hit the target, assuming the entered weights are correct.
Read the headline answer, then check the supporting lines and examples to understand how the calculator got there. If one input changes, rerun the tool and compare the new answer instead of guessing.
Use the weights from your syllabus. Extra credit, dropped grades, category weighting, curves, and school policies can change the official result. Also check whether your current grade already includes the final, whether the final is a single exam or a weighted category, and whether extra credit, drops, or curves apply.
Convert the final weight to a decimal, multiply your current grade by the remaining course weight, subtract that from your target grade, then divide by the final weight. This calculator does that algebra for you.
A needed score above 100% means the target is not reachable from the final exam alone under the weights you entered. You would need a lower target, extra credit, a curve, dropped work, or a different course policy.
No. Enter the current course grade before the final exam is counted. If your gradebook already includes a temporary or estimated final exam score, remove that effect or use your syllabus numbers carefully.
Use it when the final exam is one known percent of the whole course. If your class has categories such as homework, quizzes, projects, and exams, first use the gradebook or syllabus to find the current course grade before the final.
No. The calculator runs in your browser tab. Your recent answers stay only on the page while you use it, and they are not sent to a server.