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Kobotan [32]
3 years ago
10

What did people do before the calculator was invented?

History
2 answers:
Yakvenalex [24]3 years ago
7 0
They used an Abacus.
zzz [600]3 years ago
4 0
I think they used the abacus, it was on spongebob once...:)) mark me for brainliest? <span />
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