School

Weighted Grade Calculator

Calculate a weighted course average from four category scores and weights.

How to use this weighted grade calculator

Enter the requested values above and select Calculate. The result updates immediately on the page, so you can change one value and compare different scenarios without leaving the calculator.

Formula and method

Weighted average = sum(score × weight) ÷ sum(weights).

Example

Four equally weighted scores of 90, 85, 80 and 95 produce an 87.5% weighted average.

What this calculator is useful for

Calculate a weighted course average from four category scores and weights. It is designed for quick estimates and everyday problem solving. When a calculation affects a contract, tax filing, medical decision or other high-stakes situation, verify the result with the appropriate professional or authoritative source.

Frequently asked questions

What does the Weighted Grade Calculator calculate?

Calculate a weighted course average from four category scores and weights.

How does the calculation work?

Weighted average = sum(score × weight) ÷ sum(weights).

Is this calculator free?

Yes. ERICH Calculators is free to use and no account is required.