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
|
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 |
