How Many Classes Can I Miss if There Are 30 Total? (75% Required)
With 30 total classes and a 75% attendance requirement, you can miss at most 7 classes and still be compliant.
How to use this tool
- Enter classes attended, total classes held and required attendance in the fields above.
- Results update instantly as you type — or click Calculate.
- Read your attendance and the full breakdown beneath it.
Calculate exactly how many absences are allowed before you fall below your course's attendance minimum.
Frequently asked questions
- Why does attendance matter?
- Many institutions require a minimum attendance percentage (often 75–80%) to be eligible to sit final exams or receive credit for a course.
- How many classes can I miss?
- Enter your total classes held, set the required percentage, and the calculator will tell you whether you're on track.