Not equal to

You can test if two expressions are the same using the equal to or not equal to operator.

An expression can be a variable or combination of variables & data (e.g. 1 + 1)

An operator is a symbol that means add, subtract or something similar.

This example asks the user to enter a temperature  of a bath (in degrees Celsius) and then follows the following rules:

Equal to 37 degrees: says "Perfect - that's body temperature"

Not equal to 37 degrees: "Not body temperature"