Question

where is abacus invented

Answer 1

Heya


Abacus is a mathematical instrument.


It was invented around 500 B.C.

In China only, the first ever abacus was made.

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THANKS

Answer 2

Hey there,

The Sumerian abacus was 1st found in Mesopotamia and Asian abacus was 1st used in Chinese civilization along the banks of Hwang Ho.

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