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The International Abacus Classic 2025 was held at the Hilton Hotel in Los Angeles on August 9–10, bringing together about 100 students from the US, Canada, Japan, and Brazil. Participants ranged from young children to graduate students, all sharing their passion for the abacus. Alongside the competition, students engaged in team activities and international exchange, creating valuable connections across cultures. Official results are available in the PDF, and a highlight vide

#abacusmath #Abacuscompetition #Mathcompetition #NorthAmericaCalculationContest 2021 Contest Results *published Online USA, 04/15/2021...