Alchemike on Nostr: What the hell??? The abacus finger theory, also known as chisanbop or finger abacus, ...
What the hell??? The abacus finger theory, also known as chisanbop or finger abacus, is a method of mental arithmetic that uses finger positions to represent numbers and perform calculations. It's based on the idea that each finger has a different place value, similar to the beads on an abacus. I think these kids are good at it...
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"content":"What the hell??? \nThe abacus finger theory, also known as chisanbop or finger abacus, is a method of mental arithmetic that uses finger positions to represent numbers and perform calculations. It's based on the idea that each finger has a different place value, similar to the beads on an abacus. \nI think these kids are good at it...\n\n https://m.primal.net/NEVh.mp4 ",
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