Mahi Jhamb – Fastest Mental Math Calculation


National Record 2020 – Fastest Mental Math Calculation 

MAHI JHAMB (Born April 30, 2005) Student of Trendz Abacus, Kota (Rajasthan) Performed Mental Math Calculation at Kota on May 26th 2019, Successfully Breaking Previous /Setting New National Records Thus Awarded With National Record 2020

With following Details



Category  Detail  Final Score

(Correct Sums)

Time Taken


DIVISION 8-Digit/1-Digit 9 Sums 1 min
DIVISION 9-Digit/1-Digit 7 Sums 1 min
ADDITION 3-Digit (2 Row) 124 Sums 5 min
DIVISION 25-Digit/1-Digit 6 Sums 5 min