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3h 25min, aug 13, 1368 y - el abaco
Description:
el primer abaco fue creado el 13 de agosto de 1368 por los chinos para sumas, restas y multiplicaciones
Added to timeline:
historia de las computadoras
By
santiago chamorro :v
15 Nov 2019
0
0
287
Date:
3h 25min, aug 13, 1368 y
Now
~ 657 years ago
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