In this post, we will learn **how to find the average of 3 numbers using JavaScript**.

**Average of numbers** is simply the sum of the numbers divided by the total number of elements in the set.

**Average = Sum of all Elements / Total no. of Elements**

We will be using the above formula to compute the average of 3 numbers.

So, without further ado, letâ€™s begin this tutorial.

Contents

**JavaScript Program To Find Average of 3 Numbers**

//JavaScript Program To Find Average of 3 Numbers //Take User Input var a = parseInt(prompt("Enter First Number: ")); var b = parseInt(prompt("Enter Second Number: ")); var c = parseInt(prompt("Enter Third Number: ")); //Calculate Average var average = (a + b + c) / 3; //Display Output console.log("The average of three numbers: " + average);

**Output**

```
Enter First Number: 7
Enter Second Number: 8
Enter Third Number: 15
The average of three numbers: 10
```

**How Does This Program Work ?**

**var a = parseInt(prompt("Enter First Number: "));
var b = parseInt(prompt("Enter Second Number: "));
var c = parseInt(prompt("Enter Third Number: "));**

In this program, the user is asked to enter the values of three numbers.

**//Calculate Average
var average = (a + b + c) / 3;**

Average is calculated using the formula =** Total Sum / Total no. of elements**.

**//Display Output
console.log("The average of three numbers: " + average);**

Finally, the average of three numbers is printed on the screen using the **console.log()** method.

**Conclusion**

I hope after going through this post, you understand **how to find the average of 3 numbers using JavaScript**.

If you have any query regarding the program, feel free to contact us in the comment section. We will be delighted to help you.

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