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Education Calculators

Attendance Percentage Calculator

Verified formula Updated Jun 2026 Private — runs on your device

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Verified formula Private

Attendance percentage

85.00%

Classes you can still skip (75% rule)
10

For general information only — not financial, tax, legal or medical advice. Verify before you rely on it.

How to use the Attendance Percentage Calculator

The Attendance Percentage Calculator works out your attendance percentage, along with 1 related figure in an instant. Enter classes attended and total classes held and the result updates as you type — it is free, needs no sign-up, and runs entirely in your browser so your figures stay private.

  1. Enter the classes attended.
  2. Enter the total classes held.
  3. Read off your attendance percentage, together with classes you can still skip (75% rule) — the calculator updates automatically, with no button to press.

Formula

The Attendance Percentage Calculator uses the formula:

Attendance percentage = Classes attended ÷ Total classes held × 100

Worked example

For example, with classes attended of 68 and total classes held of 80, the attendance percentage is 85.00%.

Inputs used
Classes attended 68
Total classes held 80
Results
Attendance percentage 85.00%
Classes you can still skip (75% rule) 10

Results are estimates for educational use, not professional advice.

Key terms explained

Percentage
A number expressed as a fraction of 100, written with the % sign.

Frequently asked questions

Divide classes attended by total classes held and multiply by 100. Attending 68 of 80 classes is 85%.

If you attend no more, you can afford total classes up to your attended ÷ 0.75. The calculator subtracts the classes already held to show how many more you can miss.

Many schools and colleges require a minimum of 75% attendance to sit exams. You can mentally adjust if your institution uses a different threshold.

Yes. The skip figure assumes you attend none of the upcoming classes. Attending some of them lets you stay eligible for longer.

Enter the classes attended. Enter the total classes held. Read off your attendance percentage, together with classes you can still skip (75% rule) — the calculator updates automatically, with no button to press.

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