Mental Mathematics – Large Roots

We’re here today to talk about Banyan Grove tree root systems… NOT.

 

So your friend comes to you and asks you, “what’s the 6th root of 244,140,625?”  Most of us are going to respond “lol wut?”, or “how the hell am I supposed to know?!”, or maybe “let me get my calculator.”  But there are a few people who can look at that number and say “oh, that’s 25. easy.”  How do they do it?