I'm an exceptionally nerdy guy, so I found this fairly cool:
wow so cool
I watched every video of this guy a few month ago. I became pretty good, but now forgot it all :/Re-watch time! ^^
very coool trick i was never g ood at math
Nice tricks, will use.
that was pretty cool bro
Great ideas here!
those are some pretty helpful tricks
Awesome trick. I feel like a calculator. :P
woah cool, always hated maths :P
I still hate math. Showing some love though. :)
I have my own way of doing it that works pretty well for me ;p
awesome, this will be useful for my econ classes, thx bookmarked
hehe, Now I'm smarter. Thanks.
Thanks now I know how to help the kids with school. :-) Supportin
I hate math...lol
Man I really could do it when he said I would!
what an interesting perspective...
This is a great method and when you get it down it saves a ton of time when computing stuff. Nice post :)
lolwut... good information here
I'll be sure to apply thisnow following
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helpful post is helpful
That, was very neat. I will be using that trick in the future.