Mallineni Shreyan Krishna, born on 4th February 2015, from Nellore, Andhra Pradesh, has demonstrated
extraordinary mental arithmetic skills at the young age of 10 years, 5 months, and 4 days. Shreyan can perform
100 rows of single-digit addition and subtraction with a total of 400 digits in just 15 seconds using abacus
techniques. In addition, he has shown proficiency in double-digit calculations across 5 rows, triple-digit
calculations across 2 rows, and even in single-digit multiplied by double-digit multiplication — a rare and
impressive combination of speed and accuracy. This remarkable achievement was officially recognized and
confirmed by the Influencer Book of World Records on 8th July 2025. The son of Dr. Mallineni Sreekanth
Kumar and Dr. Radhika, Shreyan’s sharp mind, exceptional memory, and dedication to mastering abacus-based
computation have made him a young prodigy in the world of mental mathematics. His record serves as an
inspiration for children across India to pursue mental development and academic excellence with passion and

persistence.