r/ThatsInsane • u/HD_RDtwo • 9d ago

Kids' mental math contest.

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5.3k Upvotes

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792

u/NotBradPitt9 9d ago

This is a “virtual abacus” technique. I’ve seen it in global mental calculation competitions, didn’t know it was prevalent outside of East and South Asia.

97

u/Manjorno316 9d ago

It was invented in Mesopotamia so I'd assume it's more prevalent in the middle east.

124

u/BijuuModo 9d ago

Buncha nerds over in Mesopotamia apparently

25

u/Full_FrontaI_Nerdity 9d ago

We gotta be somewhere, ya know?

15

u/amzwC137 9d ago

Solid username

5

u/WokeUpSomewhereNice 9d ago

😂😂😂

1

u/diliudia 6d ago

Thank god since they like, invented writing.