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The person who finished the most number of multiplications between any two digits by mental calculation within 1 minute in the world ---- Zhang Dianyi

Record properties: World Record
Record source: World Record Association
Record Numbers: 10236-1209-01

The person who finished the most number of multiplications between any two digits by mental calculation within 1 minute in the world ---- Zhang Dianyi

On December 11, 2012, Mr. Zhang Dianyi from Fujin, Heilongjiang Province, China, performed rapid calculation on the site in Jiansanjiang, who finished 17 multiplications between any two digits within 1 minute. With an accuracy rate of 100%, it set the world record granted by the world Record Association for being the person who finished the most number of multiplications with any two digits by mental calculation within 1 minute in the world.








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