JavaScript Arithmetic Operators

+ Addition
- Subtraction
/ Division
* Multiplication
% Modulus (Remainder)
** Exponentiation (ES2016)
++ Increment
-- Decrement

Addition

The addition operator (+) adds numbers:

Program

<!DOCTYPE html>
<html>
<body>

<script>
 var a = 200;
 var b = 100;
 
 var c = a + b;

document.write("c = "+c);

</script>    
</body>
</html>

Try in editor

Subtracting

The subtraction operator (-) subtracts numbers.

Program

<!DOCTYPE html>
<html>
<body>

<script>
 var a = 200;
 var b = 100;
 
 var c = a - b;

document.write("c = "+c);

</script>    
</body>
</html>

Try in editor

Multiplying

The multiplication operator (*) multiplies numbers.

Program

<!DOCTYPE html>
<html>
<body>

<script>
 var a = 200;
 var b = 100;
 
 var c = a * b;

document.write("c = "+c);

</script>    
</body>
</html>

Try in editor

Dividing

The division operator (/) divides numbers.

Program

<!DOCTYPE html>
<html>
<body>

<script>
 var a = 200;
 var b = 100;
 
 var c = a / b;

document.write("c = "+c);

</script>    
</body>
</html>

Try in editor

Remainder

The modulus operator (%) returns the division remainder.

Program

<!DOCTYPE html>
<html>
<body>

<script>
 var a = 25;
 var b = 7;
 
 var c = a % b;

document.write("c = "+c);

</script>    
</body>
</html>

Try in editor

Incrementing

The increment operator (++) increments numbers.

Program

<!DOCTYPE html>
<html>
<body>

<script>
 var a = 10;
 var b = 5;
 var c = a++;
 var d = ++b;

document.write("c = "+c);
document.write("");
document.write("d = "+d);


</script>    
</body>
</html>

Try in editor

Decrementing

The decrement operator (--) decrements numbers.

Program

<!DOCTYPE html>
<html>
<body>

<script>
 var a = 10;
 var b = 5;
 var c = a--;
 var d = --b;

document.write("c = "+c);
document.write("");
document.write("d = "+d);


</script>    
</body>
</html>

Try in editor

Exponentiation

The exponentiation operator (**) raises the first operand to the power of the second operand.

Program

<!DOCTYPE html>
<html>
<body>

<script>
 var a = 10;
 var b = 3;
 
 var c = a ** b;

document.write("c = "+c);

</script>    
</body>
</html>

Try in editor

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