“- Mr. Thorn: Murph! What's 3 plus 2?
- Murph: Mmmmm... 4.
- Mr. Thorn: Murph, you've been in the 6th grade since I started teaching here, I really want to get you out this year. Now, please, please work with me. What's 3 plus 2?”
James Tolkan - Mr. Thorn
Eric Edwards - Murph

“- Dewey Finn: 8:15 to 10, rock history. 10 to 11, rock appreciation in theory. And then band practice till the end of the day.
- Frankie: What about math?
- Dewey Finn: No, not important.”
Jack Black - Dewey Finn
Angelo Massagli - Frankie

“You got me hard as Chinese arithmetic in here!”

D.L. Hughley - Derrick West

“- Sam Hall: I got every question right on the final and the only reason why Mr. Spengler failed me was because I didn't write out the solutions.
- Jack Hall: Why not?
- Sam Hall: I do them in my head.
- Jack Hall: Did you tell him that?
- Sam Hall: I did. He didn't believe me. He said if he couldn't do them in his head then I must be cheating.”

Jake Gyllenhaal - Sam Hall
Dennis Quaid - Jack Hall

“- Leaven: This room moves to 0, 1, and -1 on the X-axis, 2, 5, and -7 on the Y and 1, -1, and 0 on zed.
- Quentin: And what does that mean?
- Leaven: You suck at math.”
Nicole de Boer - Leaven
Maurice Dean Wint - Quentin