panonood
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Soroban EN
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Finger Abacus is a mental calculation method that uses fingers to mimic an Abacus for counting
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Impossible Challenge: Teenagers mentally calculate 100 3-digit numbers in seconds
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Welcome to SuperClever! Developing math skills with fun! #superznalac #superclever”
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Abacus fast Calculation
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Animated Abacus Level 1
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Daily routine..and yours #games #funny #fantasy
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#superclever #challenge #abacusmath #franchise #mentalabacus
