I have this theory that Americans suck at math because they insist on sticking with the imperial measurement system and so nothing makes mathematical sense - Americans intuitively just think in every day units qualitatively. Whereas the rest of the world uses metric, so base 10 math just comes naturally.

Source: I am a US STEM professor. Our students suck at math.

Three scientists arguing over the definition of zero

Celsius says “zero is the freezing point of water”

Fahrenheit says “no, zero is the freezing point of ammonium chloride”

Kelvin says “hold my beer”