Maximum 12- digit by 12-digit multiplication sums calculated by a child

The record for calculating the maximum number of 12- digit by 12-digit multiplication sums was set by Abyank Kannaa M. V. (born on September 10, 2018) of Salem, Tamil Nadu. He accurately calculated ten 12- digit by 12-digit multiplication sums on a digital tablet with a stylus pen in 2 hours, 41 minutes and 29 milliseconds, using the long multiplication step-by-step method to solve each sum, at the age of 7 years, 11 months and 15 days, as confirmed on August 25, 2026.