Inputs used in this example
Numbers (comma separated)12, 18, 24, 30
This example uses the default inputs for average calculator so you can see how the calculator behaves before entering your own numbers.
If this calculator is new to you, use these values as a starting point. See how the result is produced, then adjust the numbers to match your own situation.
If these numbers are close to your situation, use the result as a reference and then run the calculator with your own values. Select "Open calculator" below to make the comparison.