Maximum multiplication sums of four-digit numbers solved by a teen in one minute blindfolded
The record for solving the maximum number of multiplication sums of four-digit numbers in one minute blindfolded was set by Shriyash Amit Sidpatil (born on October 6, 2011) of Osmanabad, Maharashtra. He correctly solved 21 multiplication sums (4-digits multiplied by 1-digit), blindfolded, in one minute, using pencil and paper (under the guidance of National Institute of Brain Master, Pune), at the age of 14 years, 1 month and 21 days, as confirmed on November 27, 2025.
