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MathVerified logic

Grade Calculator

Convert points earned out of points possible into a percentage and simple letter band.

Grade Calculator Inputs

Results computed instantly โ€” your data never leaves your device.

Live Grade Calculator Results

Real-Time

Primary Result

85.00% (B)

Calculated client-side with guarded inputs.

Points earned

85

Points possible

100

100% Client-SidePrivate & Secure

How to Use the Grade Calculator

  1. 1

    Enter points earned.

  2. 2

    Enter points possible.

  3. 3

    Review the percentage and letter band.

  4. 4

    Confirm the grading scale before using the result for a course decision.

Formula & Mathematical Basis

Percentage = min(100, max(0, earned รท possible ร— 100)); letter bands are A โ‰ฅ 90, B โ‰ฅ 80, C โ‰ฅ 70, D โ‰ฅ 60, otherwise F.

Variable Key

earned

Points received

possible

Maximum available points

๐Ÿ“ The educational banding is a simple 90/80/70/60 scale; institutions may use different cutoffs, plus/minus grades, or weighting.

Step-by-Step Examples

1

Course score

Scenario: Earn 85 points out of 100.

  1. 1.Enter 85 as earned points.
  2. 2.Enter 100 as possible points.
  3. 3.Divide earned by possible.
  4. 4.Multiply by 100 and apply the displayed band.
โœ… The result is 85.00%, which maps to B under this simple scale.

Practical Use Cases

  • Check a raw assignment or exam percentage.
  • Compare a score with a stated letter-grade scale.

Common Pitfalls

  • Using a weighted gradebook score as raw points.
  • Assuming every institution uses the same letter cutoffs.
  • Entering a possible score of zero.

Frequently Asked Questions

Does this calculate a GPA?

No; it converts one earned/possible score into a percentage and simple letter band.

Does it support plus or minus grades?

No; the displayed scale uses whole letter bands only.

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