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Parkhi Singhal – Fastest Mental Math Calculation

National Record 2020 – Fastest Mental Math Calculation 

PARKHI SINGHAL (Born May 4, 2006) 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


+/-ADDITION/SUBTRACTION   1-Digit (6 Row) 37 Sums 1 min
DECIMAL 0.8-Digit (10 Row) 23 Sums 1 min
ADDITION 7-Digit (5 Row) 20 Sums 5 min
DECIMAL 2.8-Digit (20 Row) 18 Sums 5 min


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