It's a fact. 5 out of 3 Americans can't do fractions. Seriously. Wait, what? Our customer service chimp is signing that we have it reversed? (Yes, we taught him sign language) No... we're pretty sure we're right. What would a chimp know about fractions? So, let others know the situation about fractions. This shirt is perfect for mathematicians, teachers, students, engineers, and many many more.