MAKE A MEME View Large Image AbacusBaseFiveTen.PNG This is the small abacus of Al-Khwārizmī abacus with base-five/ten All upper beans have the five values and all down beans has the ten values Hypothetically this kind of abacus was used on the paleography of modern ...
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Keywords: AbacusBaseFiveTen.PNG This is the small abacus of Al-Khwārizmī abacus with base-five/ten All upper beans have the five values and all down beans has the ten values Hypothetically this kind of abacus was used on the paleography of modern numerals five six seven down beans and eight nine ten upper beans It is assumed to have originated because humans have ten fingers http //en wikipedia org/wiki/Muhammad_ibn_Musa_al-Khwarizmi born around 780 and died around 850 Al-Khwārizmī PD-old Abacus
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