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Surgimento do Ábaco (7 Mai 2000 Jahr v. Chr. – 14 Apr 1835 Jahr v. Chr.)

Beschreibung:

Dispositivo para fazer contas

Cerca de 200 a.C., o Ábaco era constituído por uma moldura retangular de madeira com varetas paralelas e pedras deslizantes

Zugefügt zum Band der Zeit:

Linha do tempo Humberto Rodrigues

ByHumberto Rodrigues Neto
23 Okt 2018
0
0
439

Datum:

7 Mai 2000 Jahr v. Chr.
14 Apr 1835 Jahr v. Chr.
~ 165 years
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