Fastest Mental Math Calculation
Rishab Goyal  (04th August, 2003) student of Trendz Abacus, Kota (Rajasthan) performed Mental Math Calculation at Kota on June 28th 2016, successfully Breaking/Leveling Previous National Records thus Awarded with Fellowship of Record Achiever’s Club
With following Details
Operation
Digit & RowsPrevious National Record
Fellowship ScoreTimePrevious Record ScoreRecord’s Edition YearAddition Subtraction1d (4r)1 Minute43sums201348 sumsAddition Subtraction2d (2r)1 Minute43 sums201358 sumsAddition Subtraction2d (3r)1 Minute21 sums201324 sumsAddition Subtraction3d (2r)1 Minute14 sums201329 sums
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