sanitation@lemmy.today to interestingasfuck@lemmy.world · 8 days ago

Mental arithmetic competition of the 2026 Zhongzhou Cup

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Mental arithmetic competition of the 2026 Zhongzhou Cup

sanitation@lemmy.today to interestingasfuck@lemmy.world · 8 days ago

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TranscendentalEmpire@lemmy.today
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7 days ago
I mean you can do all of that with a slip stick/slide rule.

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