rhahgvnbhgfHhdj7691 rhahgvnbhgfHhdj7691
  • 21-07-2017
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What did people do before the calculator was invented?

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YaBoyTylenol
YaBoyTylenol YaBoyTylenol
  • 21-07-2017
They used an Abacus.
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sabrinacridge8
sabrinacridge8 sabrinacridge8
  • 21-07-2017
I think they used the abacus, it was on spongebob once...:)) mark me for brainliest? 
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