Mental Calculation World Cup 2012

Gießen, Germany, 29 September - 1 October 2012

CONTENTS: Mental Calculation World Cup Web Site | Maths Links
WORLD CUP 2012: General Information | Results | Mathematikum

The Mental Calculation World Cup 2012 took place at Mathematikum, a science museum in Gießen, Germany.

32 calculators from 16 countries took part.

The first highlight of the MCWC 2012 was a tutorial about factorization of numbers. Willem Bouman from the Netherlands presented his method for finding the prime factors of large numbers.

World Cup Winners: Mental Calculation World Cup
participants 2012

Mental Calculation World Cup
participants 2012

The world cup winner in the overall ranking was Naofumi Ogasawara, a soroban teacher from Japan. Hua Wei Chan (Malaysia) came second and Jan van Koningsveld (Germany) third.

The world cup winners in the separate categories were:

Addition: Naofumi Ogasawara (Japan)
Calendar Calculations: Myagmarsuren Tuuruul (Mongolia)
Multiplication: Freddis Reyes Hernández (Cuba)
Square Roots: Naofumi Ogasawara (Japan)
Cube Roots (Interactive Intelligence Trophy): Jan van Koningsveld (Germany)
Most Versatile Calculator (surprise tasks): Naofumi Ogasawara (Japan)
The complete results can be found here.

Contacts:
If you have any questions on the MCWC, please contact info@recordholders.org.
The best place for discussions about the World Cup and mental calculation in general is the Mental Calculation Mailing List.

	English	German	Russian	French	Spanish	Japanese	Chinese
entry form	download as RTF file or download as PDF file	download as RTF file or download as PDF file	download as RTF file or download as PDF file	download as RTF file or download as PDF file	download as RTF file or download as PDF file
general information sheet	download as RTF file or download as PDF file	download as RTF file or download as PDF file	download as RTF file or download as PDF file		download as RTF file or download as PDF file	download as RTF file or download as PDF file	traditional Chinese (文言): download as RTF file or download as PDF file simplified Chinese (中文): download as RTF file or download as PDF file
detailed rules	download as RTF file or download as PDF file Rules for task 5: download as RTF file or download as PDF file	download as RTF file or download as PDF file		download as RTF file or download as PDF file	download as RTF file or download as PDF file

CONTENTS: Mental Calculation World Cup Web Site | Maths Links
WORLD CUP 2012: General Information | Results | Mathematikum