The World Record of “MAXIMUM KIDS SOLVING 100 SUMS (EACH) DOING ABACUS IN SHORT TIME” is achieved by VETRI ABACUS CENTRE on 11th January 2022 from Madurai (Tamil Nadu) India. 5 students of Vetri Abacus centre solved 100 sums each doing abacus in 4 minutes 56 seconds and has set a new world record for International Book of Records.
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