Before the abacus, calculators, and smartphones, we had the human brain only to solve mathematical problems. Unfortunately, lately most people today depend on technology for simple subtraction and multiplication problems. Yet, some people have the ability to perform mathematical calculations mentally without the use of any tools, even without pens or papers. Mental calculation often involves the use of specific techniques devised for specific types of problems.

Born on 16 November 1998, Priyanshi Somani is an Indian prodigy girl who performs mathematical calculations faster than an electronic calculator. Somani has an incredible ability to create mathematical puzzles and competitive games in her mind to stay occupied and creative. Playing with numbers is pure fun for her, and this approach towards mathematics has given her a completely distinctive ability to accomplish any mathematical calculations within a few minutes.