rhahgvnbhgfHhdj7691 rhahgvnbhgfHhdj7691

21-07-2017
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What did people do before the calculator was invented?

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YaBoyTylenol YaBoyTylenol

21-07-2017

They used an Abacus.

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sabrinacridge8 sabrinacridge8

21-07-2017

I think they used the abacus, it was on spongebob once...:)) mark me for brainliest?

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