Average Calculator
Find the simple average of a list of numbers or the weighted average of values with weights.
About Average Calculator
This average calculator online finds the simple average of any list of numbers and the weighted average of values that carry different weights. Paste numbers separated by commas or spaces for a simple mean, or add each value with its weight, such as credits, quantity or percentage, for a weighted mean.
It is useful for averaging marks, grades by credit, prices across purchases or the average price of shares bought at different rates. The working is shown so you can check the result. It doubles as a weighted average calculator and mean calculator, is free, needs no sign-up and runs in your browser.
How to use Average Calculator
- For a simple average, paste numbers separated by commas or spaces.
- For a weighted average, add each value with its weight (credits, quantity, percentage).
- Read the average and the working.
Frequently asked questions
What is a weighted average?
An average where some values count more than others: Σ(value × weight) ÷ Σ(weight). Useful for grades with credits or average purchase price.
Example of a weighted average?
Buying 10 shares at ₹250 and 30 at ₹310 gives (10×250 + 30×310) ÷ 40 = ₹295 average price, not ₹280.
Does the average ignore blank entries?
Yes. Blank or non-numeric entries are skipped.
How do I calculate an average?
Add all the numbers together and divide by how many numbers there are. For 10, 20 and 30, the average is 60 ÷ 3 = 20.
What is the formula for weighted average?
Multiply each value by its weight, add the results and divide by the total of the weights.
How do I find the average price of shares bought at different prices?
Use the weighted average tab with each price as the value and the number of shares as the weight.
People also search for
average calculator · average calculator online · average calculator online free · average calculator free · weighted average calculator · weighted average formula · weighted average online · weighted mean free calculator · mean online calculator · average calculator stock · average calculator share · average calculator india