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dec 31, 1819 - EL ÀBACO

Description:

El abaco fue creado en el 500 a.c , es considerado el dispositivo mas antiguo, utilizado para realizar operacviones aritmeticas

Added to timeline:

evolucion tecnologica 10-2

ByLisa Valencia

28 Sep 2018

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Date:

dec 31, 1819

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~ 205 years ago

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