iwasjustkidding: iridescentcatharsis: macmuffinpro: picnicinparadise: HOW DID I NOT KNOW THIS?! Why
iwasjustkidding:iridescentcatharsis:macmuffinpro:picnicinparadise:HOW DID I NOT KNOW THIS?!Why do I learn more about math from Tumblr than my 12+ years of formal education????????No math teacher ever taught me this trick. Got damn.This is great and all if you know how to subtract things from 100 Are you kidding me? That must be the trick they use in all those special maths courses they advertise on TV about how much smarter they can make your kids. -- source link
#seriously#this sucks