Numeric Operators You can include the following operators in numeric expressions: Operator Meaning + Addition – Subtraction * Multiplication / Division ** Exponentiation ^ Exponentiation The following table shows examples of numeric expressions. For these examples, assume salary is 20000. Example Resulting value salary + 10000 30000 salary * 1.1 22000 2 ** 3 8 You can precede numeric expressions with a unary plus (+) or minus (–). For example, –(salary * 1.1) is -22000.