Abdur Rehman , born on October 03, 2012, has set an incredible record as the Youngest to mentally solve 150 two-digit addition and subtraction problems in just 90 seconds. This remarkable achievement was officially confirmed on October 13, 2024, and his name has been registered in the Influencer Book of World Records. Under the mentorship of Arihant Jain, founder of Brain Boostable, Abdur Rehman has honed his exceptional mental agility and rapid calculation skills, establishing himself as a true math prodigy and inspiring others with his outstanding abilities.