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4 nov 1368 anni - EL ABACO

Descrizione:

El ábaco es un instrumento que sirve para efectuar operaciones aritméticas sencillas (sumas, restas, divisiones y multiplicaciones

Aggiunto al nastro di tempo:

AVANCE DE LA TECNOLOGÍA

14 nov 2018

0

0

573

Data:

4 nov 1368 anni

Adesso

~ 657 years ago

Immagini:

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