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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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13 ago 1368 ano - El abaco
Descrição:
El primer abaco fue creado el 13 de agosto de 1368 por los chinos para sumas,restas y multiplicaciones
Adicionado na linha do tempo:
Historia de las computadoras
By
Sara Trochez :3
15 nov 2019
0
0
249
Data:
13 ago 1368 ano
Agora
~ 657 years ago
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