The addition operator adds numbers together.
The subtraction operator subtracts one number from the other.
The multiplication operator multiplies numbers together.
The division operator divides one number from the other.
The increment operator increases a number by 1.

Addition Example: 5 + 2
7

Subtraction Example: 40 - 22
18

Multiplication Example: 20 * 3
60

Division Example: 45 / 15
3

Increment Example: 10 incremented by 1
10