MENTAL SQUARE ROOT WORLD RECORDS (Ten 8-digit Numbers)

This is the category of extracting the square roots of randomly generated Ten 8-digit numbers up to 5th digits after comma without using any calculating instrument.

World Record Holder Country Title Achievement Time Point Date/Event/Venue Photo Video
Granth Thakkar India Mental Square Root World Record Holder (8-digits) All Correct 3 min. 20,16 sec. 2023,381 4 Sept. 2013 - Memoriad Center - Ankara - Turkey Photo Links Video Links
Rhea Shah India Mental Square Root World Record Holder (8-digits) All Correct 3 min 07.39 sec. 2161,268 5 Sept., 2013 - Turkey Memoriad Center, Ankara - Turkey Photo Links Video Links
Shashank JAİN India Mental Square Root World Record Holder (8-digits) All Correct 1 min 25.69 sec. 4726,34 11 Nov. 2016 - Memoriad Word Record Attemps Week - Golden Nugget Hotel, Las Vegas USA