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Other Students Doing Maths vs Abacus Students Doing Maths 😂 #shorts
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Impossible Challenge: Teenagers mentally calculate 100 3-digit numbers in seconds
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Fastest Human Calculator? Finger Abacus Chisanbop
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Fastest time to mentally add 100 four-digit numbers ⏱️ 30.9 sec by Aaryan Shukla 🇮🇳
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#superclever #superznalac #mentalarithmetic #franchise #abacuslearning #math #mostar
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Genius Math Trick 🧠🤯
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#soroban #calculus mental
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Abacus fast Calculation
