Before we had the calculator and before we had the abacus we had the human brain to complete our math problems for us. Remember that? Well, it seems that few of us do, resorting to calculators on our phone for elementary subtraction problems and multiplication.
Strengthen your brain muscle by checking out this video on how to calculate fast than a calculator in less than 4 minutes. Because being good at fast mental math means you'll never get jipped.
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26 Comments
that's great we learned something like that in college, nemeric methods was called
god bless you bro
wow! that is really incredible
this is awesome. finally i get to not suck at mental math.
;-)
Hot everyone needs to know this!
that is only applicable with 90 to 99 not below 90...
good try. obviously you haven't been thinking
really good video
the guys accent is kinda funny
I like it. Fun little math trick.
kind of good but it only tech u 90-99 so year but i got most ansers right because of this so year kind of good kind of bad no afenses
im new someone be my guide
I LOVE THIS MAN WHAT A BEAUTIFULL THING TO DO PASS YOUR KNOWLEDGE ON FOR FREE. AND I LOVE THE ACCENT.
thans alot
nice ^^
good one
now i got it thnx
try to use your cellphones calculator. its always available.
It is an excellent way to teach our children s, thank u very much for the information May god bless all
awesome !
s amazing , awesome
thank you very much
great stuffff
thanks!
thanks!
Ohh great!!! I really like this post because maths is my favorite subject.
Awesome! I love this clip.
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