
edit a gif
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
I’D RATHER SUBTRACT THINGS FROM 100 THAN SPEND AGES MULTIPLYING LARGE NUMBERS FUCK SC HOOL I FUCKXING QUIT