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Soroban Club (そろばん教室)
Wakamatsu
Maths magazine '数学文化'
Tomoko Hoult's article about the Soroban and the Decimal System was published on the Maths magazine '数学文化' in Japan (in Feb 2021).
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Tomoko Hoult's article about the Soroban and the Decimal System was published on the Maths magazine '数学文化' in Japan (in Feb 2021).