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nov 4, 1368 - EL ABACO
Description:
El ábaco es un instrumento que sirve para efectuar operaciones aritméticas sencillas (sumas, restas, divisiones y multiplicaciones
Added to timeline:
AVANCE DE LA TECNOLOGÍA
By
Manuel Serna
14 Nov 2018
0
0
575
Date:
nov 4, 1368
Now
~ 657 years ago
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