Arithmetic Operators in PHP

Addition: 10 + 2 = 12
Subtraction: 10 - 2 = 8
Multiplication: 10 * 2 = 20
Division: 10 / 2 = 5
Modulus: 10 % 2 = 0

In PHP, arithmetic operators like addition (+), subtraction (-), multiplication (*), division (/), and modulus (%) allow you to perform mathematical operations on variables.