Addition Operator in JavaScript



Addition Operator

In JavaScript, arithmetic Addition Operator is used to find the sum of two numeric values.

Syntax

+ symbol is used for arithmetic addition operator.

Arithmetic addition operator takes two values/variables as operands and returns their sum.

a + b  //variables
6 + 74 //values

More than two values/variables can be summed in a single expression by chaining addition operator.

a + b + c + d        //variables
6 + 74 + 5 + 10 + 85 //values

Examples

  1. Find the addition of values in a and b.
var a = 10;
var b = 25;

var sum = a + b;
console.log(sum);

2. Find the addition of more than two values/variables.

var a = 10;
var b = 25;
var c = 14;

var sum = a + b + c;
console.log(sum);