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Fastest Calculations of 3 digit Nos
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Fastest calculations of multiplications of 3 Digit Nos. with 3 Digit Nos. and Divisions of 4 Digit Nos. with 2 Digit Nos.
Baby Tejasri Relangi (Date of Birth - 2nd February, 2005), a student of Wonderkidz Arithmetika, Hyderabad has solved (a) 20 sums of 4 digit / 2 digit divisions in 8 minutes and 47 seconds, (b) 20 sums of 3 digit x 3 digit multiplications in 4 minutes and 54 seconds, (c) 4 sums of adding up 10 rows of 9 digit numbers each in 3 minutes and 53 seconds and (d) one sum of 3 digit x 3 digit multiplication in flat 9 seconds.
All above records were created in an event conducted by Wonderkidz Arithmetica at the Press Club, Baseerbagh, Hyderabad on 9th June, 2012 IRHR
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