TIL that the Japanese do multiplication by drawing pictures of interlocking lines

junho 29, 2019

TIL that the Japanese do multiplication by drawing pictures of interlocking lines

TIL that the Japanese do multiplication by drawing pictures of interlocking lines http://www.archimedes-lab.org/Maths2_Multiplication.html miserlou June 29, 2019 at 07:14AM

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TIL that the Japanese do multiplication by drawing pictures of interlocking lines

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