Fast Maths Trick of Calculation

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glad2teach

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FUCK ... ( 1 week ago by invertedchords)

FUCK OFFFFFFFFFFFFFFFF WARCUIED319

This is great. ... ( 1 week ago by Settesh)

This is great. Thanks glad2teach!!

I'd rather do 12x12 ... ( 1 week ago by PureImagination88)

I'd rather do 12x12 (144) then add another 12 (168)

KUMAR....hehehhehe ( 1 week ago by graeheartdos)

KUMAR....hehehhehe

144 + 12 = 168? ... ( 1 week ago by namelockcaj)

144 + 12 = 168? Nice.

YEAH, really cool ... ( 1 week ago by ecrlalala)

YEAH, really cool you posted this!

whoa!thanks alot!i ... ( 1 week ago by namelessrp)

whoa!thanks alot!i can now multiply without worries

wow! that's truley ... ( 1 week ago by CHATMOSSMAN)

wow! that's truley amazing!

lol nice find! ( 1 week ago by dakar007)

lol nice find!

great :) ( 1 week ago by dariapow)

great :)

where can i find ... ( 1 week ago by ihome33)

where can i find the proofs of this and what if we are doing calculations NOT in base 10?

wow cool trick for ... ( 1 week ago by Russak205)

wow cool trick for a man thats dosent understand anything mathemathick that one is great ty

Array ( 1 week ago by LeeMckCelt)

lol
PureImagination88 Thats why you fail every test. 144x12 = 168?Retard? Watch the video, you might actually learn.

If only all of ... ( 6 days ago by Scrapsies)

If only all of maths is this simple

It doesnt work 4 ... ( 5 days ago by Potts132)

It doesnt work 4 all questions:(.
23x42=
2+23=25
3x2=6
256. But thats wrong. It should be 966. What did I do wrong?

your answer exceeds ... ( 5 days ago by loincloth200)

your answer exceeds the base of ten. Use his method for base 100 problems. Although, you might find with lower numbers that it requires a bit of addition crunching.

Oh... I found out ... ( 4 days ago by Potts132)

Oh... I found out that if both nubers are in the same 10's group so to speak
eg. 32x31,40x45
all you have to do is multiply by the diget in the 10s place

Are u gay? ( 4 days ago by miiweL555)

Are u gay?

156 ( 3 days ago by Siermitch)

156

156,169,192,and 252 ... ( 3 days ago by Siermitch)

156,169,192,and 252 are the answers

You genius! I'm ... ( 1 day ago by hdrevolution123)

You genius! I'm pre-iGCSE top set and that method will sure help me with mental calculation

i like this guy's ... ( 1 day ago by Jinxmelucky)

i like this guy's voice):)

thanks for this ... ( 1 day ago by sanaona)

thanks for this video it really helped

yeah 13.14=106 in 3 ... ( 4 hours ago by footballwwebbc)

yeah 13.14=106 in 3 sec. And Inglish dont know ever maths.

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