The Mental Calculation World Cup (German: Weltmeisterschaften im Kopfrechnen, or World Championship in Mental Calculation) is an international competition for mental calculators, held every two years in Germany.[1][2][3]

Mental Calculation World Cup 2004

The first Mental Calculation World Cup was held in Annaberg-Buchholz, Germany on 30 October 2004. There were 17 participants from 10 countries.

The World Cup involved the following contests (and two surprise tasks):

In the overall ranking the first place is taken by Robert Fountain (Great Britain), the runner-up was Jan van Koningsveld (Germany).

Mental Calculation World Cup 2006

The second Mental Calculation World Cup was held on 4 November 2006 in the Mathematikum museum in Gießen, Germany. 26 Calculators from 11 countries took part. The World Cup involved the following contests (and two surprise tasks):

Robert Fountain (Great Britain) defended his title in the overall competition, the places 2 to 4 have been won by Jan van Koningsveld (Netherlands), Gert Mittring (Germany) and Yusnier Viera Romero (Cuba).

Mental Calculation World Cup 2008

The Mental Calculation World Cup 2008 was held at the University of Leipzig, Germany on 1 July 2008. It attracted 28 calculators from 12 countries.

Alberto Coto (Spain) won the overall title. Jan van Koningsveld, starting for Germany this time, became second, and Jorge Arturo Mendoza Huertas (Peru) finished third. Robert Fountain, who won the title in 2004 and 2006, achieved a fourth rank.

Mental Calculation World Cup 2010

The Mental Calculation World Cup 2010 was held at the University of Magdeburg, Germany[4] on 6–7 June 2010. It attracted 33 calculators from 13 countries.


Priyanshi Somani (India) won the overall title. Marc Jornet Sanz [it] (Spain) came second, and Alberto Coto finished third.

Mental Calculation World Cup 2012

The Mental Calculation World Cup 2012 was held from 30/9/2012 to 01/10/2012 in the Mathematikum museum in Gießen, Germany. 32 calculators from 16 countries participated. The world cup involved the following 5 main contests :

Naofumi Ogasawara (Japan) won the title in the overall competition[6] (combination of all 10 categories). Hua Wei Chan (Malaysia) was 2nd overall,[7] and Jan van Koningsveld was 3rd.

Mental Calculation World Cup 2014

The Mental Calculation World Cup 2014 was held from 10/10/2014 to 12/10/2014 in the Faculty of Mathematics in Dresden University of Technology, Germany.

39 mental calculators from 17 countries participated.

The World Cup involved the following 5 main contests:

Granth Thakkar (India) won the title in the overall competition (combination of all 10 categories). Marc Jornet Sanz [it] (Spain) was 2nd overall, and Chie Ishikawa (Japan) was 3rd.

Mental Calculation World Cup 2016

The Mental Calculation World Cup 2016 was held from 23 to 25 September 2016, in Bielefeld Germany. 31 mental calculators from 16 countries participated.

The World Cup involved the following 5 main contests:

Yuki Kimura (Japan) won the title in the overall competition (combination of all 10 categories). Tetsuya Ono (Japan) was 2nd overall, and Lee Jeonghee (South Korea) was 3rd.

Mental Calculation World Cup 2018

The Mental Calculation World Cup 2018 was held on 28–30 September 2018 at the Phaeno Science Center in Wolfsburg, Germany. 82 calculators from 24 countries applied for the qualification; 33 calculators from 17 countries were qualified and took part at the contest in Wolfsburg.

The World Cup involved the following 5 main contests:

Tomohiro Iseda (Japan) won the title in the overall competition[9] (combination of all 10 categories). Hiroto Ihara (Japan) finished second and Wenzel Grüß (Germany) third.

Mental Calculation World Cup 2020/22

The Mental Calculation World Cup 2020 was planned to take place on 21–23 August 2020. Due to the COVID-19 pandemic, it had to be postponed. It was held on 15-17 July 2022 at Heinz Nixdorf MuseumsForum (world's largest computer museum) in Paderborn, Germany.[10] 66 calculators applied for the qualification; 35 calculators from 17 countries were qualified and took part at the contest in Paderborn.

Aaryan Nitin Shukla (India) won the title in the overall competition (combination of all 10 categories). Tetsuya Ono (Japan) finished second and Mohammad El-Mir (Lebanon) third.

The World Cup involved the following 5 main contests:

See also

References

  1. ^ "Mental Calculation World Cup Web Site". Archived from the original on 2021-02-11. Retrieved 2006-04-07.
  2. ^ "The Supercalculators". BBC Radio 4. 22 October 2018. Retrieved 3 May 2023.
  3. ^ McClure, Max (August 4, 2011). "Stanford researcher explores whether language is the only way to represent numbers". phys.org. Retrieved 3 May 2023.
  4. ^ Bellos, Alex (June 11, 2010). "The World Championship of Math". The Daily Beast. Retrieved 2 May 2023. updated July 14, 2017
  5. ^ Bellos, Alex (April 4, 2014). "Why we all love numbers". The Guardian. Retrieved 3 May 2023.
  6. ^ Bellos, Alex (10 October 2012). "Japanese abacus teacher wins Mental Calculation World Cup". The Guardian. Retrieved 3 May 2023.
  7. ^ Robertson, John (March 8, 2013). "Meet the man they call the 'human calculator'". CBC News. Retrieved 3 May 2023.
  8. ^ Chao, Mary (August 19, 2021). "Zero to 27,254 in 10 seconds: Meet the world abacus champion from North Jersey". NorthJersey.com. Retrieved 3 May 2023.
  9. ^ Bellos, Alex. "How to be a supercalculator". BBC Radio 4. Retrieved 3 May 2023.
  10. ^ "Mental Calculation World Cup 2020 / 202x". Archived from the original on 2020-08-04. Retrieved 2020-12-02.

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