Maximum addition sums of single-digit numbers answered orally by a toddler

The record for orally answering the maximum number of addition sums of single-digit numbers was set by Isha Polimera (born on July 26, 2023) of Hyderabad, Telangana. He orally answered 79 single-digit addition sums in 4 minutes and 58 seconds, on hearing the sums, at the age of 2 years, 6 months and 15 days, as confirmed on February 10, 2026.