Weighted average calculator
Calculate a weighted average of grades with their weights.
How it works
Weighted average = Σ(grade × weight) / Σ(weights). Write one grade per line followed by its weight.
Results are for guidance only and do not replace professional advice.
Worked example
With the default values:
- Grades and weights (one per line: grade weight)14 2 · 11.5 1 · 16 3 · 9 1
- Out of20
you get:
- Weighted average13.79 / 20
- As a percentage68.9 %
- Grades counted4
- Total weight7
Frequently asked questions
How does the “Weighted average calculator” tool work?
Weighted average = Σ(grade × weight) / Σ(weights). Write one grade per line followed by its weight.
What do I need to enter?
Just fill in: grades and weights, out of. The result updates as you type.
Can you give an example?
Grades and weights (one per line: grade weight): 14 2 · 11.5 1 · 16 3 · 9 1; Out of: 20 → Weighted average: 13.79 / 20; As a percentage: 68.9 %.
Is this calculator free, and is my data private?
Yes. HOD Calc is completely free with no sign-up. The calculation runs in your browser: nothing you type is sent or stored.