Addition (+) adds 2 valubles together and returns the sum.

Subtraction (-) takes a value and subtracts from the first value, this returns the difference.

Multiplication (*) multiplies one value by another and returns the product.

Division (/) divides the first value by the second value and returns the quotient.

Addition: 10 + 5 = 15

Subtraction: 10 - 5 = 5

Multiplication: 10 * 5 = 50

Division: 10 / 5 = 2