160470TBR
Greatest Number of Mental Arithmetic (Addition) Problems Solved by a Minor (Male) in 6 Hours
R. Adi Sangameswaran
24-Jan-2016
The Greatest Number of Mental Arithmetic (Addition) Problems Solved by a Minor (Male) in 6 Hours counted to 10754 perfect answers out of 10932 arithmetic sums, was completed by R. Adi Sangameswaran, Studying in Class XI of Erode Hindu Kalvi Nilayam Matriculation Higher Secondary School, Erode District, Tamil Nadu, India on January 24, 2016.
221791TBR
221790TBR
221789TBR
221788TBR.
221788TBR