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Mon, 18 May 2026 20:43:36 -0700
marlon from private IP, post #14121887
/all
abacus
https://www.youtube.com/watch?v=BxCnGWhFKNE&t=1s
https://en.wikipedia.org/wiki/Soroban
whoa, this is a new way of looking at it
gonna take time for me, i'm slow
takes me back to third grade when I was learning long division
Mon, 18 May 2026 21:43:40 -0700
phosita from private IP
Reply #17164828
This is actually pretty cool. Nifty little find.
Tue, 19 May 2026 08:20:58 -0700
whiteguyinchina from private IP
Reply #17554263
I got a 1940s used sorobam in SE asia likely useful by Chinese traders. Its pre plastic anyway.
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