Mental Calculation World Cup
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Mental Calculation World Cup is an international competition of mental calculators.
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[edit] 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):
- Adding ten 10-digit numbers, ten tasks in 10 minutes
- Winner: Alberto Coto (Spain) ; 10 correct results; 5:50 minutes, world record
- Multiplying two 8-digit numbers, 10 tasks in 15 minutes
- Winner:Alberto Coto (Spain), 8 correct results
- Calendar Calculations, two series one minute each, dates from the years 1600-2100
- Winner: Matthias Kesselschläger (Germany), 33 correct results, world record
- Square Root from 6-digit numbers, 10 tasks in 15 minutes
- Winner: Jan van Koningsveld (Netherlands)
In the overall ranking the first place is taken by Robert Fountain (Great Britain), the runner-up was Jan van Koningsveld (Netherlands).
[edit] Mental Calculation World Cup 2006
The second Mental Calculation World Cup was held on 4 November 2006 in Gießen, Germany. 26 Calculators from 11 countries took part. The World Cup involved the following contests (and two surprise tasks):
- Adding ten 10-digit numbers, ten tasks in 10 minutes
- Winner: Jorge Arturo Mendoza Huertas (Peru) ; 10 correct results
- Multiplying two 8-digit numbers, 10 tasks in 15 minutes
- Winner:Alberto Coto (Spain)
- Calendar Calculations, two series one minute each, dates from the years 1600-2100
- Winner: Matthias Kesselschläger (Germany)
- Square Root from 6-digit numbers, 10 tasks in 15 minutes
- Winner: Robert Fountain (Great Britain)
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).
[edit] Mental Calculation World Cup 2008
The Mental Calculation World Cup 2008 will be held at the university of Leipzig, Germany on 29 June - 1 July.
