Oreos high school experiment: Double and Mega Stuf filling doesn't add up

CNN) -- Oreo lovers have long debated how to eat them: twisted, dunked, creme first or bite whole.

But most have never calculated just how stuffed Oreos are, until now

A high school math teacher in upstate New York tasked his students to find out just how much "stuf" is in each type of Oreo -- original, Double and Mega Stuf.

"Most of them have had practice, as have I, in separating the Oreo in half and getting a clean side, but getting two clean sides off just leaving the stuff was difficult," said teacher Dan Anderson.

Here's how they did it.