Facepalm

Not to mention all the people who are wrong on the internet who need to be told exactly how they're wrong... I feel ya mate...

Also, fractions are easy as, and the cake analogy is nothing like the burger analogy.

If people took half as much interest in basic arythmatics as they do in tone-policing and what their peers are wearing they might actually know when they are underpaid or overcharged.