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Education Calculators

Attendance Needed Calculator

Verified formula Updated Jun 2026 Private — runs on your device

Enter details
%
Verified formula Private

More classes to attend

15

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

How to use the Attendance Needed Calculator

The Attendance Needed Calculator works out your more classes to attend in an instant. Enter classes attended so far, total classes in the course and required attendance 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 so far.
  2. Enter the total classes in the course.
  3. Enter the required attendance.
  4. Read off your more classes to attend — the calculator updates automatically, with no button to press.

Worked example

For example, with classes attended so far of 30, total classes in the course of 60 and required attendance of 75%, the more classes to attend is 15.

Inputs used
Classes attended so far 30
Total classes in the course 60
Required attendance 75%
Results
More classes to attend 15

Results are estimates for educational use, not professional advice.

Frequently asked questions

Multiply the required percentage by total classes, subtract what you have attended, and round up. To hit 75% of 60 classes with 30 done, you need 15 more.

It means you have already met the requirement, assuming you attend no fewer classes than counted.

It tells you the minimum additional classes needed. You must attend at least that many of the remaining sessions.

Attendance counts whole classes, so any fraction means you need one more class to clear the threshold.

Enter the classes attended so far. Enter the total classes in the course. Enter the required attendance. Read off your more classes to attend — the calculator updates automatically, with no button to press.

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