Arithmetic Operator - Addition var a = 10; var b = 5; var sum = a + b; -Subtraction var a = 6; var b = 2; var diff = a - b; -Multipliacation var a = 5; var b = 5; var diff = a * b; -Division var a = 4; var b = 2 var divide = a / b; -Modulus or remainder var a = 4; var b = 3; var remainder = a % b; - Increment (++) - increase an integer value by one var a = 5; a++; var z = a++; = 6 -Decrement (--) -decrease the integer value by one var a = 5; a--; var z = a--; = 4