No. 80

Prompt: Numb3rs, Charlie Eppes with either Don Eppes or Colby Granger, Pi Approximation Day.
http://comment-fic.livejournal.com/691677.html?thread=91011293#t9101129

"Pi Approximation Day?" Granger asked.

Charlie huffed. "Don't they teach math at schools in Idaho?"

Granger recited Pi to the tenth decimal.

Charlie gaped.

Don patted Granger on the shoulder. "I think that's worth a slice of pizza Pi, don't you?"

Granger grinned. "I think it's worth two."