The record for the fastest to solve the square roots of 100 four-digit numbers was set by Ayan Mohsin Vahora (born on January 10, 2012) of Anand, Gujarat. He calculated the square roots of 100 four-digit numbers and wrote the correct answers on a sheet of paper (with a ballpoint pen), in 1 minute and 39 seconds, using the Abacus technique, at the age of 14 years, 6 months and 18 days, as confirmed on July 28, 2026.
