The World Record of “MAXIMUM ADDITION SUMS OF FOUR ADDENDS OF DOUBLE DIGITS (ABACUS) SOLVED BY A KID" is achieved by VIGNESH ARUNKUMAR on 31st July 2022 from Bangalore (Karnataka) India. 6 years 1 month 28 days old Vignesh Arunkumar solved 20 addition sums of four addends each of double digits by doing mental math (abacus) and has set a new world record for International Book of Records.
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