Simple graphical multiplication trick

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Uploaded by on Jul 11, 2008

Simple graphical multiplication trick

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Comedy

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Standard YouTube License

  • likes, 2 dislikes

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  • DO NONE OF THESE PPL TALK! i want somone to explain this shit!

  • @MrAmerica99997 It breaks the math down into factors of their decimal place as lines, where the lines cross is the product of how many lines there are, then you re-multiply them by their decimal places by writing it out as a number again. 21= (2x10)+(1x1) and 13= (1x10)+(3x1)! 21x13= (2x1x100) [left] + (2x3x10) [topmid] +(1x1x10) [lowmid] + (1x3x1) [right]. The genius is the multi by 100, 10, then 1 is done as you write it left to right.

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  • @MrAmerica99997 its not a simple trick it is the Mayan Mathematical sys its more than 3,000 years old its how we discovered how to read the Mayan calender was discovering what these scratches meant no one realize it was a calculator

  • BY GOD I GOT IT!

    12 x 24 = 288

    Draw on paper as illustrated first the number (12) *1 Line as the top and *2 Lines at the bottom separate them. Then (24) as the vertical lines separated. *2 Lines starting on the left as seen on the video then *4 Lines on the right as illustrated. separate them!

    Now add the dots the same way he did, starting from the RIGHT to the LEFT. The right side has 8 dots, the LEFT side has 2 dots and the MIDDLE section has 8 Dots [combine middle parts] L2 M8 R8 = 288 =)

  • I find it hard to comprehend without an explanation, it should at least have a written one so that after you watch it you can read on the method, the way he does it it seems as after he draws the lines he works from the RIGHT to the LEFT by circling the three points on the RIGHT and then two dots on the LEFT placing the correspondent number next to it then adding all the numbers to get a seven, i totally think i am wrong,

    Add dots from left to right, 2 then the middle 7 then the last. 3 = 273??

  • @MrAmerica99997 They don't talk because they are forcing u to think about how it is done. So in the long run, you will remember it better

  • Work this out for me with that method genius:

    456.87 x 268.24

    And please post it in a vid......

  • This trick is actually visualization based, but still is the same as "the traditional way"

  • am i wrong or does this method only work with two-place numbers?

  • fuck this, I'll just use lattis...

  • @MrAmerica99997 lmao 3rd video that someone doesnt talk

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