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Weighted Average Calculator

Math
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Calculates the average where some data points contribute more weight than others.

More tools:Math & Statistics Calculators
How To Use

How to use this calculator

Start with your values, or try a preset.

Step 1

Enter Value 1, Weight for Value 1 (%), Value 2, Weight for Value 2 (%), Value 3, and Weight for Value 3 (%) in the units shown.

Step 2

Read Weighted Average in the results panel. Results update as you change the inputs.

Step 3

Choose a preset to load an example, then adjust the values for your situation.

Worked Examples

Example calculations

See the inputs and their calculated results.

Scenario 1

Value 1: 10; Weight for Value 1 (%): 20 %; Value 2: 20; Weight for Value 2 (%): 30 %; Value 3: 30; Weight for Value 3 (%): 50 %

Weighted Average: 23

Scenario 2

Value 1: 5; Weight for Value 1 (%): 40 %; Value 2: 15; Weight for Value 2 (%): 30 %; Value 3: 25; Weight for Value 3 (%): 30 %

Weighted Average: 14

Scenario 3

Value 1: 100; Weight for Value 1 (%): 10 %; Value 2: 200; Weight for Value 2 (%): 20 %; Value 3: 300; Weight for Value 3 (%): 70 %

Weighted Average: 260

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