So maybe this public school failed its students, but at least they have some grasp on the concept of math. View Original Size × Share Tumblr Facebook Twitter Reddit Stumble Upon Email Embed × Share with friend Your Name Your Email Friends' Emails (Separate multiple addresses with commas) Send Submit a Picture June 7, 2010 Recommended Comments () Picture College Asks Students to Have Sex Quietly Picture Classroom Prank Ruined By Smart Teacher Picture Teacher Sexting Students Picture Cell Phone Proves Every Math Teacher Wrong Picture Toilet Paper Sticking Out of Pants Picture Welcome back, high school students! Comments ()