Attendance Percentage Calculator
Your attendance rate, plus how many classes you can still miss.
Enter your values
Enter the classes attended you are working with.
Enter the total classes held you are working with.
Enter the required attendance in %.
Enter the classes left in the term you are working with.
Results update instantly as you type — no submit needed. Your values are remembered on this device, and the shareable link reopens the calculator with exactly these numbers.
- Current attendance
- 80 %
- Classes missed
- 12
- Classes you must attend of the next 20
- 12
- Classes you can still skip and stay at 75%
- 4
You are above the requirement.
Quick answer
Attendance percentage = classes attended ÷ total classes held × 100. To hold a 75% requirement you may miss at most one class in four.
Attendance % = attended ÷ total × 100
At a glance
| What it does | Your attendance rate, plus how many classes you can still miss. |
|---|---|
| Category | Education |
| Inputs needed | Classes attended, Total classes held, Required attendance, Classes left in the term |
| Main output | Current attendance |
| Formula | Attendance % = attended ÷ total × 100 |
| Cost | Free — no sign-up, no download |
How to use the Attendance Percentage Calculator
- 1Enter classes attended and held so far.
- 2Set the required percentage and classes remaining.
- 3See how many you must attend or can safely miss.
Inputs explained
- Classes attended
- Enter the classes attended you are working with.
- Total classes held
- Enter the total classes held you are working with.
- Required attendance(%)
- Enter the required attendance in %.
- Classes left in the term
- Enter the classes left in the term you are working with.
Worked example
Using the values the calculator loads with:
Inputs
- Classes attended48
- Total classes held60
- Required attendance75 %
- Classes left in the term20
Results
- Current attendance80 %
- Classes missed12
- Classes you must attend of the next 2012
- Classes you can still skip and stay at 75%4
Frequently asked questions
How do you calculate attendance percentage?
Divide the number of classes attended by the total number held and multiply by 100.
How many classes can I miss with a 75% rule?
One in every four. Out of 60 classes you can miss 15 and still sit at exactly 75%.
What do I need to enter into the Attendance Percentage Calculator?
Just 4 values: classes attended, total classes held, required attendance, classes left in the term. Every field starts with a realistic example, so you can change one number at a time and watch the result update instantly.
How does the Attendance Percentage Calculator work out the answer?
Attendance percentage = classes attended ÷ total classes held × 100. To hold a 75% requirement you may miss at most one class in four. It applies the formula Attendance % = attended ÷ total × 100 and shows the working so you can check each step by hand.
Is the Attendance Percentage Calculator free, and do I need an account?
It is completely free with no sign-up, no download and no usage limit. Everything is calculated in your browser, so the numbers you type never leave your device.
Results are estimates for general information. For medical, legal, structural or financial decisions, confirm with a qualified professional.