OnSumoTools

Grade Calculator

Calculate your current class grade from weighted categories and find out what score you need on remaining work to hit your target grade.

Settings

Total weight: 100%

Categories

Current grade

87%

B

Max possible grade

93.5%

A

Completed weight

50%

of total grade determined

What you need for 90%

You need at least 93% on remaining work to hit 90%.

93%

Weighted breakdown

CategoryWeightScoreContributionProgress
Homework30%85%25.5
Quizzes20%90%18.0
Midterm25%Not taken--
Final25%Not taken--

Grading policies vary by course and institution. Always confirm category weights and grading scales with your instructor or syllabus.

How does the Grade Calculator work step by step?

Enter each assignment category from your syllabus (homework, quizzes, midterm, final) with its weight, your current score, and the max possible score. The calculator finds the percentage you earned in each category, multiplies by its weight, and sums them to get your overall grade on completed work. It then tells you exactly what score you need on remaining categories to reach your target grade.

What does a typical Grade Calculator result look like?

Suppose your syllabus has Homework (30%), Quizzes (20%), and Midterm (50%). You scored 85/100 on Homework and 90/100 on Quizzes. The Midterm has not been taken yet. Earned percentages: Homework 85%, Quizzes 90%. Weighted contributions: 85 x 0.30 = 25.5, 90 x 0.20 = 18.0. Current grade on completed 50% of work: (25.5 + 18.0) / 0.50 = 87.0%. To hit a 90% target, you need (90 - 43.5) / 0.50 = 93.0% on the Midterm.

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Frequently asked questions

  • How do weighted grades work?

    Each assignment category (homework, tests, finals) is assigned a percentage weight that determines how much it counts toward your overall grade. A 50-point homework assignment in a 30%-weight category contributes less than a 50-point midterm in a 40%-weight category.

  • What if my category weights do not add up to 100%?

    If your syllabus weights total less than 100%, the remaining weight is ungraded. This calculator treats it as a future category you have not yet entered. Add the missing category to get an accurate picture.

  • Can I still get an A if I failed my midterm?

    Enter your scores and target grade -- the calculator shows the minimum score needed on remaining work. If the required score exceeds 100%, the target is mathematically out of reach.

Where do you stand in this course?

Midway through a semester most students only have a rough feeling about their grade. You know the last quiz went badly and the project went well, but what does that add up to? The calculator turns scattered scores into one number.

Add each assignment with its score and group them into categories like homework, quizzes, exams and projects. Give each category its weight from the syllabus and your current course grade appears right away.

How weighted grades work

Not every assignment counts equally. A syllabus might say homework is 25 percent, quizzes 15, midterm 25 and final exam 35. Within each category, your average is worked out first. Then each average is multiplied by its weight, and the results are added.

Take a student with 90 percent in homework, 80 in quizzes, 70 on the midterm and 85 on the final. Homework adds 22.5 points, quizzes 12, midterm 17.5 and final 29.75. The total is 81.75 percent.

That example shows why one category can carry a grade. A low exam score drags down a lot more than a low quiz score, because it's worth more.

When weights don't add to 100

Sometimes they don't, and it's usually a typo or a missing category. Count the weights first. If your total comes out to 90 percent, a 10 percent category is missing. Extra credit is the one exception, since it can push the total above 100 on purpose. Check your syllabus.

Can you still get an A after failing the midterm?

Sometimes, yes. It depends on the weight and on how much of the course is left. A bad midterm worth 20 percent can be offset by strong work in everything else. A bad midterm worth 40 percent leaves little room.

Run the numbers with what-if scores for your remaining assignments. You'll see exactly what you need. That's more helpful than worrying.

Ways to raise your grade

Start with the biggest weights that still haven't been graded. A final exam is a larger lever than a homework set. Then look for categories where you're far below your average. Ask about extra credit or resubmissions early, before the deadline passes.

Talk to your instructor. Office hours exist for exactly this, and instructors notice students who show up.

  • Check the syllabus for a drop-lowest policy
  • Ask whether late work is still accepted
  • Focus on high-weight items first
  • Redo the math after every big grade

Keep it honest

The calculator is only as good as the numbers you enter. Use the real scores from your gradebook, not remembered ones. Some instructors round at the end or curve a class, which this can't predict.

Check once a week during the term. Surprises are much easier to fix in week five than in week fifteen.

Everything stays in your browser. Nothing you enter is saved on a server.

Letter grades

Cutoffs differ between schools. A common US scale puts an A at 90 and above, a B at 80 to 89, a C at 70 to 79, a D at 60 to 69. Some use plus and minus steps, and some courses use a different scale entirely. Use the one printed in your syllabus.