Human Calculator Performs Rapid Mental Arithmetic on Stage

A young man identified as Aaryan Shukla, wearing a shirt labeled 'Human Calculator' and 'India', demonstrates high-speed mental arithmetic skills during a Mega Mental Arithmetic event. The video shows him standing before a large screen that displays rapidly changing numbers, which he processes and calculates in real-time. The demonstration highlights the Flash Anzan method, a technique used for rapid mental calculation. The audience watches as he successfully inputs the correct answer into the system, showcasing impressive cognitive speed and mathematical proficiency.