Mental Calculation World Cup 2016Mental Calculation World Cup 2016

Bielefeld, Germany, 23.-25. September 2016

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WORLD CUP 2016:  General Information | Results | Program | FAQ

Results - Combination

Rank
 Name Score
1 Yuki Kimura (Japan)
 668.64
2 Tetsuya Ono (Japan)
 640.24
3 Jeonghee Lee ( South Korea)
 639.62
4 Andreas Berger (Germany)
 395.60
5 Wenzel Grüß (Germany)
 381.20
6 Georgi Georgiev (Bulgaria)
 377.39
7 Andrew Robertshaw (Great Britain)
 333.33
8 Freddis Reyes (Cuba)
 316.58
9 Alberto Rodríguez Alonso (Spain)
 307.87
10 Robert Fountain (Great Britain)
 307.28
11 Erich Prem (Austria)
 279.91
12 Neelakantha Bhanu Prakash (India)
 251.14
13 Martin Drees (Germany)
 249.62
14 Hakan Gürbaslar (Turkey)
 202.57
15 Sudhanshu Bhatia (India)
 193.10
16 Daniel Timms (Great Britain)
 184.59
17 Nodas Boukovalas (Greece)
 181.94
18 Pascal Kaul (Switzerland) 154.73
19 Tina Bauer (Germany)
 145.50
20 Dirk Ewers (Germany)
 134.81
21 Ayushi Mittal (India)
 121.84
22 Jordi Amigó Salvatella (Spain)
 118.02
23 Boris Quach (France)
 107.22
24 Kenneth Wilshire (Great Britain) 103.57
25 Ali Bayat Movahhed (Iran)
 70.56
26 Jasper Visser (Netherlands)*
 63.64
27 Atisha Jain (India)
 57.14
28 Christopher Beeg (Germany)
 54.28
29 Jean-Jacques Bruyant (France) 31.46
30 Kazuko Miyazaki Decoeur (Japan)* 18.18
31 Shady Kazan (Egypt)* 7.58
*: Did not take part in all single events

Most Versatile Calculator

(score from the six surprise tasks)
Rank
 Name
 Score
1 Jeonghee Lee (South Korea)
 341.37
2 Yuki Kimura (Japan)
 340.16
3 Tetsuya Ono (Japan)
 301.33
4 Andreas Berger (Germany)
 264.89
5 Andrew Robertshaw (Great Britain)
 235.45
6 Wenzel Grüß (Germany)
 214.41
7 Neelakantha Bhanu Prakash (India)
 206.29
8 Erich Prem (Austria)
 202.94
9 Alberto Rodríguez Alonso (Spain)
 189.35
10 Martin Drees (Germany)
 187.30
11 Georgi Georgiev (Bulgaria)
 179.29
12 Sudhanshu Bhatia (India)
 139.82
13 Hakan Gürbaslar (Turkey)
 125.80
14 Robert Fountain (Great Britain)
 120.76
15 Freddis Reyes (Cuba)
 113.02
16 Daniel Timms (Great Britain)
 105.65
17 Jordi Amigó Salvatella (Spain)
 98.93
18 Boris Quach (France)
 88.02
19 Dirk Ewers (Germany)
 72.79
20 Ali Bayat Movahhed (Iran)
 69.04
20 Ayushi Mittal (India)
 69.04
22 Nodas Boukovalas (Greece)
 67.42
23 Pascal Kaul (Switzerland)
 64.56
24 Kenneth Wilshire (Great Britain)
 64.14
25 Christopher Beeg (Germany)
 27.61
26 Atisha Jain (India)
 19.64
27 Tina Bauer (Germany)
 18.23
28 Jean-Jacques Bruyant (France)
 4.69
29 Kazuko Miyazaki Decoeur (Japan)
 0.00


Calendar Calculations

(one minute, dates from the years 1600-2100, best of two rounds)
 
Rank
 Name
 Score
 First Round
 Second Round
1 Georgi Georgiev (Bulgaria)
 66
 63
 66
2 Tina Bauer (Germany)
 55
 10
 55
3 Nodas Boukovalas (Greece)
 54
 54
 39
4 Freddis Reyes (Cuba)
 51
 21
 51
5 Jasper Visser (Netherlands)
 42
 39
 42
6 Daniel Timms (Great Britain)
 36
 34
 36
7 Alberto Rodríguez Alonso (Spain)
 34
 34
 30
8 Robert Fountain (Great Britain)
 34
 34
 28
9 Jeonghee Lee (South Korea)
 32
 19
 32
10 Erich Prem (Austria)
 25
 22
 25
11 Pascal Kaul (Switzerland)
 16
 16
 16
12 Hakan Gürbaslar (Turkey)
 13
 13
 13
13 Tetsuya Ono (Japan)
 12
 12
 10
14 Andreas Berger (Germany)
 11
 11
 11
15 Andrew Robertshaw (Great Britain)
 10
 10
 9
16 Yuki Kimura (Japan)
 10
 10
 2
17 Dirk Ewers (Germany)
 8
 7
 8
18 Martin Drees (Germany)
 8
 6
 8
19 Sudhanshu Bhatia (India)
 8
 4
 8
20 Christopher Beeg (Germany)
 7
 5
 7
21 Atisha Jain (India)
 6
 6
 1
21 Ayushi Mittal (India)
 6
 1
 6
23 Shady Kazan (Egypt)
 5
 4
 5
24 Kenneth Wilshire (Great Britain)
 5
 5
 3
24 Neelakantha Bhanu Prakash (India)
 5
 5
 3
26 Jean-Jacques Bruyant (France)
 4
 3
 4
27 Boris Quach (France)
 3
 3
 2
28 Ali Bayat Movahhed (Iran)
 1
 1
 0
28 Wenzel Grüß (Germany)
 1
 1
 0

Adding ten 10-digit numbers

7 minutes, best of two rounds, correctly solved tasks minus wrongly solved tasks

Rank
 Name
 First Round
 Second Round
1 Yuki Kimura (Japan)
 33
 25
2 Jeonghee Lee (South Korea)
 31
 30
3 Tetsuya Ono (Japan)
 25
 26
4 Robert Fountain (Great Britain)
 11
 8
4
 Wenzel Grüß (Germany)
 11
 8
6 Sudhanshu Bhatia (India)
 9
 9
7 Neelakantha Bhanu Prakash (India)
 8
 9
8 Alberto Rodríguez Alonso (Spain)
 5
 9
9 Georgi Georgiev (Bulgaria)
 4
 9
9 Tina Bauer (Germany)
 9
 1
11 Atisha Jain (India)
 2
 8
12 Pascal Kaul (Switzerland)
 7
 1
13 Ayushi Mittal (India)
 0
 7
14 Kazuko Miyazaki Decoeur (Japan)
 6
 5
15 Hakan Gürbaslar (Turkey)
 1
 6
16 Andreas Berger (Germany)
 2
 5
16 Jean-Jacques Bruyant (France)
 2
 5
18 Freddis Reyes (Cuba)
 4
 4
19 Kenneth Wilshire (Great Britain)
 3
 4
20 Dirk Ewers (Germany)
 0
 4
21 Nodas Boukovalas (Greece)
 3
 3
22 Boris Quach (France)
 3
 2
23 Erich Prem (Austria)
 3
 2
24 Jordi Amigó Salvatella (Spain)
 1
 3
25 Martin Drees (Germany)
 3
 0
26 Christopher Beeg (Germany)
 1
 2
27 Andrew Robertshaw (Great Britain)
 2
 0
28 Daniel Timms (Great Britain)
 0
 2
29 Ali Bayat Movahhed (Iran)
 0
 0

Multiplying two 8-digit numbers

10 minutes, best of two rounds, correctly solved tasks minus wrongly solved tasks

Rank
 Name
 First Round
 Second Round
1 Jeonghee Lee (South Korea)
 12
 18
2 Tetsuya Ono (Japan)
 17
 17
3 Yuki Kimura (Japan)
 15
 8
4 Freddis Reyes (Cuba)
 12
 6
5 Andreas Berger (Germany)
 3
 4
6 Pascal Kaul (Switzerland)
 4
 1
7 Robert Fountain (Great Britain)
 2
 3
8 Andrew Robertshaw (Great Britain)
 3
 0
9 Wenzel Grüß (Germany)
 2
 1
9
 Dirk Ewers (Germany)
 2
 1
11 Nodas Boukovalas (Greece)
 0
 2
11 Martin Drees (Germany)
 2
 0
13 Boris Quach (France)
 1
 1
13 Alberto Rodríguez Alonso (Spain)
 1
 1
15 Sudhanshu Bhatia (India)
 1
 0
15 Hakan Gürbaslar (Turkey)
 0
 1
15 Kenneth Wilshire (Great Britain)
 0
 1
15 Jean-Jacques Bruyant (France)
 1
 0
19 Kazuko Miyazaki Decoeur (Japan)
 0
 0
20
 Georgi Georgiev (Bulgaria)
 0
 0
21 Ali Bayat Movahhed (Iran)
 0
 0
22 Erich Prem (Austria)
 0
 0
23 Tina Bauer (Germany)
 0
 0
24 Atisha Jain (India)
 0
 0
25 Ayushi Mittal (India)
 0
 0
26 Daniel Timms (Great Britain)
 0
 0
27 Christopher Beeg (Germany)
 0
 0
28 Jordi Amigó Salvatella (Spain)
 0
 0
29 Neelakantha Bhanu Prakash (India)
 0
 0

Square Root from 6-digit numbers

(10 tasks in 10 minutes, best of two rounds)

Rank
 Name
 First Round
 Second Round
1 Yuki Kimura (Japan)
 19
 24
2 Tetsuya Ono (Japan)
 21
 21
3 Georgi Georgiev (Bulgaria)
 12
 17
4 Jeonghee Lee (South Korea)
 8
 11
5 Freddis Reyes (Cuba)
 9
 4
6
 Hakan Gürbaslar (Turkey)
 8
 8
7 Robert Fountain (Great Britain)
 1
 6
8 Wenzel Grüß (Germany)
 4
 5
9 Tina Bauer (Germany)
 4
 2
10 Andreas Berger (Germany) 4
 1
10 Dirk Ewers (Germany)
 4
 0
12 Pascal Kaul (Switzerland)
 1
 3
13 Nodas Boukovalas (Greece)
 0
 3
13 Ayushi Mittal (India)
 0
 3
15 Sudhanshu Bhatia (India)
 0
 2
15 Daniel Timms (Great Britain)
 2
 0
17 Atisha Jain (India)
 0
 1
17 Kenneth Wilshire (Great Britain)
 1
 0
17 Alberto Rodríguez Alonso (Spain)
 1
 0
20
 Kazuko Miyazaki Decoeur (Japan)
 0
 0
20 Boris Quach (France)
 0
 0
20 Ali Bayat Movahhed (Iran)
 0
 0
20 Erich Prem (Austria)
 0
 0
20 Andrew Robertshaw (Great Britain)
 0
 0
20 Christopher Beeg (Germany)
 0
 0
20 Martin Drees (Germany)
 0
 0
20 Jean-Jacques Bruyant (France)
 0
 0
20 Jordi Amigó Salvatella (Spain)
 0
 0
20 Neelakantha Bhanu Prakash (India)
 0
 0


The Tasks

Here are the tasks that had to be solved by the participants.

CONTENTS: Mental Calculation World Cup Web Site | Maths Links
WORLD CUP 2016:  General Information | Results | Program | FAQ