Mental Calculation World Cup 2010

Science Year 2010

Magdeburg, Germany, 5-7 June 2010

CONTENTS: Mental Calculation World Cup Web Site | Maths Links
WORLD CUP 2010:  General Information | Results




Combination

Priyanshi Somani

Priyanshi Somani


Rank
Name
Score
1 Priyanshi Somani (India) 318.06
2 Marc Jornet Sanz (Spain) 313.76
3 Alberto Coto (Spain) 265.99
4 Gerald Newport (USA) 240.56
5 Jan van Koningsveld (Germany) 226.58
6 Yusnier Viera (Cuba) 221.73
7 Robert Fountain (Great Britain) 215.75
8 Freddis Reyes Hernández (Cuba) 184.94
9 Tina Bauer (Germany) 177.95
10 Hakan Gürbaslar (Turkey) 177.85
11 Parashkumar Shah (India) 159.68
12 Hua Wei Chan (Malaysia) 158.50
13 Alexander Drygalla (Germany) 155.53
14 Robin Wersig (Gemany)* 144.33
15 Arturo Mendoza Huertas (Peru) 143.90
16 Kenneth Wilshire (Great Britain) 123.70
17 Ali Bayat Movahhed (Iran) 119.00
18 Epameinodas Boukovalas (Greece) 118.98
19 Valentin Barraud (France) 111.38
20 Andy Robertshaw (Great Britain) 106.21
21 Stefan Lehmann (Germany)* 89.99
22 Maitri Patel (India) 88.85
23 Ben Pridmore (Great Britain) 81.50
24 Pruthvi Mistry (India) 77.54
25 Pedro Correa Gea (Spain) 73.47
26 Silke Betten (Germany)* 70.84
27 Mathias Kesselschläger (Germany)* 70.83
28 Salvador Bisshop Flores (Spain) 68.59
29 Christopher T. Beeg (Germany) 65.05
30 Khatanbaatar Khandsuren (Mongolia)* 54.38
31 Jesus Quijano Ortiz (Peru) 45.13
32 Ronan Buros (France)* 40.85
33 Scott Flansburg (USA)* 5.78
*: Did not take part in all single events
 

Most Versatile Calculator

(score from the six surprise tasks)

from left to right: Gerald Newport,
from left to right: Gerald Newport, Hua Wei Chan, Ali Bayat Movahhed



Name
Score

Score Surprise Task 1
Score Surprise Task 2
Score Surprise Task 3
Score Surprise Task 4
Score Surprise Task 5
Score Surprise Task 6
1 Gerald Newport (USA) 481.65
78.95 100.00 2.70 100.00 100.00 100.00
2 Ali Bayat Movahhed (Iran) 231.59
15.79 47.50 100.00 27.78 40.00 0.52
3 Hua Wei Chan (Malaysia) 186,61
31.58 17.50 27.03 33.33 70.00 7.17
4 Hakan Gürbaslar (Turkey) 178.88
78.95 20.00 2.70 22.22 55.00 0.01
5 Stefan Lehmann (Germany) 172.30
52.63 7.50 62.16 0.00 50.00 0.01
6 Yusnier Viera (Cuba) 170.46
47.37 12.50 24.32 11.11 75.00 0.16
7 Arturo Mendoza Huertas (Peru) 166.71
5.26 12.50 78.38 5.56 65.00 0.01
8 Andy Robertshaw (Great Britain) 158.67
57.89 37.50 5.41 27.78 25.00 5.09
9 Robert Fountain (Great Britain) 153.66
36.84 30.00 35.14 16.67 35.00 0.01
10 Kenneth Wilshire (Great Britain) 147.62
78.95 0.00 8.11 5.56 55.00 0.00
11 Jan van Koningsveld (Germany) 147.28
73.68 12.50 24.32 16.67 20.00 0.11
12 Epameinodas Boukovalas (Greece) 146.90
52.63 7.50 56.76 0.00 30.00 0.01
13 Alexander Drygalla (Germany) 141.85
52.63 30.00 32.43 16.67 10.00 0.12
14 Ben Pridmore (Great Britain) 126.93
10.53 12.50 62.16 16.67 25.00 0.07
15 Parashkumar Shah (India) 108.38
100.00 0.00 2.70 5.56 0.00 0.12
16 Valentin Barraud (France) 105.28
5.26 12.50 56.76 5.56 25.00 0.20
17 Pruthvi Mistry (India) 86.76
52.63 7.50 21.62 0.00 5.00 0.01
18 Tina Bauer (Germany) 80.29
47.37 7.50 5.41 0.00 20.00 0.01
19 Marc Jornet Sanz (Spain) 57.26
5.26 12.50 18.92 5.56 15.00 0.02
20 Christopher T. Beeg (Germany) 53.02
42.11 5.00 5.41 0.00 0.00 0.50
21 Jesus Quijano Ortiz (Peru) 51.53
0.00 0.00 5.41 11.11 35.00 0.01
22 Priyanshi Somani (India) 42.84
26.32 0.00 5.41 11.11 0.00 0.00
23 Freddis Reyes Hernández (Cuba) 38.95
5.26 10.00 8.11 5.56 10.00 0.02
24 Robin Wersig (Gemany) 23.55
21.05 2.50 0.00 0.00 0.00 0.00
25 Maitri Patel (India) 21.63
0.00 0.00 21.62 0.00 0.00 0.01
26 Alberto Coto (Spain) 17.79
5.26 12.50 0.00 0.00 0.00 0.03
27 Scott Flansburg (USA) 0,00
0,00 0,00 0,00 0,00 0,00 0,00

Calendar Calculations

(one minute, dates from the years 1600-2100, best of two rounds)


Rank Name Score First Round Second Round
1 Yusnier Viera (Cuba) 100.00 48 35
2 Robin Wersig (Germany) 97.92 40 47
3 Jan van Koningsveld (Germany) 93.75 25 45
4 Marc Jornet Sanz (Spain) 79.17 38 25
5 Freddis Reyes Hernández (Cuba) 77.08 23 37
6 Priyanshi Somani (India) 75.00 36 26
7 Mathias Kesselschläger(Germany) 70.83 13 34
8 Robert Fountain (Great Britain) 68.75 29 33
9 Alberto Coto (Spain) 68.75 33 28
10 Alexander Drygalla (Germany) 58.33 27 28
11 Tina Bauer (Germany) 58.33 20 28
12 Silke Betten (Germany) 39.58 18 19
13 Khatanbaatar Khandsuren (Mongolia) 39.58 16 19
14 Parashkumar Shah (India) 35.42 1 17
15 Epameinodas Boukovalas (Greece) 33.33 14 16
16 Maitri Patel (India) 31.25 13 15
17 Valentin Barraud (France) 25.00 10 12
18 Christopher T. Beeg (Germany) 22.92 11 10
19 Pedro Correa Gea (Spain) 20.83 8 10
20 Pruthvi Mistry (India) 16.67 8 4
21 Andy Robertshaw (Great Britain) 14.58 7 5
22 Gerald Newport (USA) 14.58 4 7
23 Hakan Gürbaşlar (Turkey) 14.58 3 7
24 Kenneth Wilshire (Great Britain) 14.58 0 7
25 Ben Pridmore (Great Britain) 10.42 5 4
26 Scott Flansburg (USA) 2.08 1 1
26 Hua Wei Chan (Malaysia) 2.08 1 1
28 Arturo Mendoza Huertas (Peru) 2.08 0 1

 

Adding ten 10-digit numbers (10 tasks in 10 minutes, best of two rounds


Name Score First Round Time (sec.) Second Round Time(sec.)
1 Alberto Coto (Spain) 100.00 10 247 10 222
2 Priyanshi Somani (India) 78.43 10 283 9 -
3 Marc Jornet Sanz (Spain) 77.06 9 - 10 288
4 Salvador Bisshop Flores (Spain) 62.01 10 380 10 358
5 Hakan Gürbaşlar (Turkey) 37.62 10 590 9 -
6 Robert Fountain (Great Britain) 33.30 9 - 9 -
7 Jan van Koningsveld (Germany) 33.30 8 - 9 -
7 Tina Bauer (Germany) 33.30 9 - 8 -
7 Kenneth Wilshire (Great Britain) 33.30 8 - 9 -
10
Freddis Reyes Hernández (Cuba) 33.30 5 - 9 -
11
Pedro Correa Gea (Spain) 29.60 8 - 8 -
12
Arturo Mendoza Huertas (Peru) 29.60 8 - 7  
13
Parashkumar Shah (India) 29.60 8 - 6 -
14
Hua Wei Chan (Malaysia) 29.60 8 - 5 -
15
Yusnier Viera (Cuba) 18.50 5 - 5 -
16
Ben Pridmore (Great Britain) 18.50 5 - 4 -
17
Christopher T. Beeg (Germany) 18.50 5 - 3 -
17
Gerald Newport (USA) 18.50 3 - 5 -
19
Stefan Lehmann (Germany) 18.50 5 - 2 -
20
Valentin Barraud (France) 14.80 3 - 4 -
20
Alexander Drygalla (Germany) 14.80 3 - 4 -
22
Khatanbaatar Khandsuren (Mongolia) 14.80 2 - 4 -
22
Maitri Patel (India) 14.80 2 - 4 -
22
Jesus Quijano Ortiz (Peru) 14.80 4 - 2 -
25
Silke Betten (Germany) 11.10 2 - 3 -
25
Epameinodas Boukovalas (Greece) 11.10 2 - 3 -
27
Andy Robertshaw (Great Britain) 11.10 3 - 2 -
27
Ali Bayat Movahhed (Iran) 11.10 2 - 3 -
29
Scott Flansburg (USA) 3.70 1 - 1 -
30
Pruthvi Mistry (India) 3.70 0 - 1 -

 

Multiplying two 8-digit numbers

(10 tasks in 15 minutes, best of two rounds)

Rank Name Score First Round Time (sec.) Second Round Time (sec.)
1 Marc Jornet Sanz (Spain) 100.00 10 296 9 -
2 Priyanshi Somani (India) 50.35 8 - 10 588
3 Alberto Coto (Spain) 29.60 9 - 7 -
4 Parashkumar Shah (India) 26.31 8 - 7 -
4 Hua Wei Chan (Malaysia) 26.31 8 - 7 -
6
Hakan Gürbaşlar (Turkey) 23.02 6 - 7 -
6
Freddis Reyes Hernández (Cuba) 23.02 7 - 6 -
8
Robert Fountain (Great Britain) 19.73 6 - 5 -
9
Tina Bauer (Germany) 19.73 6 - 3 -
10
Maitri Patel (India) 16.44 5 - 5 -
10
Arturo Mendoza Huertas (Peru) 16.44 5 - 5 -
12
Jan van Koningsveld (Germany) 16.44 5 - 3 -
13
Jesus Quijano Ortiz (Peru) 13.15 4 - 4 -
14
Epameinodas Boukovalas (Greece) 13.15 2 - 4 -
14
Valentin Barraud (France) 13.15 2 - 4 -
16
Pruthvi Mistry (India) 13.15 1 - 4 -
17
Pedro Correa Gea (Spain) 13.15 0 - 4 -
18
Kenneth Wilshire (Great Britain) 9.87 1 - 3 -
19
Andy Robertshaw (Great Britain) 6.58 2 - 2 -
20
Stefan Lehmann (Germany) 6.58 2 - 1 -
21
Yusnier Viera (Cuba) 6.58 2 - 0 -
21
Alexander Drygalla (Germany) 6.58 0 - 2 -
23
Salvador Bisshop Flores (Spain) 6.58 2 - - -
24
Silke Betten (Germany) 3.29 1 - 1 -
25
Gerald Newport (USA) 3.29 1 - 0 -
25
Ben Pridmore (Great Britain) 3.29 0 - 1 -

 

Square Root from 6-digit numbers

(10 tasks in 15 minutes, best of two rounds)


Rank Name Score First Round Second Round
Sqrt Correct Digits Time (sec.) Sqrt Correct Digits Time (sec.)
1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10
1 Priyanshi Somani (India) 100.00 8 8 8 8 8 8 8 8 8 8 411 5 8 4 2 8 8 4 8 8 8 -
2 Alberto Coto (Spain) 61.71 8 8 6 8 8 8 8 8 8 8 - 8 8 8 8 8 8 8 8 8 8 666
3 Gerald Newport (USA) 43.64 7 8 8 8 8 8 8 7 8 8 - 7 8 5 8 8 8 8 3 7 8 -
4 Hakan Gürbaşlar (Turkey) 43.00 8 8 8 8 4 8 8 8 8 8 - 8 8 5 8 8 8 8 8 8 8 -
5 Robert Fountain (Great Britain) 42.75 8 8 8 8 8 8 6 8 8 7 - 2 8 8 8 7 7 8 8 8 8 -
6 Ronan Buros (France) 40.85 3 8 8 8 7 4 8 8 6 8 - 8 8 8 8 8 7 8 3 8 8 -
7 Arturo Mendoza Huertas (Peru) 40.21 8 8 8 8 8 8 8 7 8 1 - 1 8 7 8 2 6 7 3 8 1 -
8 Tina Bauer (Germany) 39.83 6 1 8 8 4 8 8 1 8 6 - 7 6 8 8 8 8 8 8 7 6 -
9 Yusnier Viera (Cuba) 39.83 4 5 6 8 4 5 3 3 6 2 - 3 8 8 8 8 8 8 7 8 7 -
10 Robin Wersig (Germany) 38.56 8 5 5 8 8 8 8 3 8 2 - 8 4 8 8 6 8 8 8 6 8 -
11 Freddis Reyes Hernández (Cuba) 38.56 8 2 6 7 6 3 7 8 4 8 - 8 8 8 8 8 8 3 8 4 8 -
12 Marc Jornet Sanz (Spain) 38.44 7 8 8 6 8 7 8 8 8 4 - 8 8 5 8 8 5 8 8 1 5 -
13 Hua Wei Chan (Malaysia) 38.31 5 2 8 1 2 4 4 6 1 5 - 8 8 7 4 8 7 8 8 7 7 -
14 Jan van Koningsveld (Germany) 34.00 - - - - - - - - - - - 8 8 7 8 8 3 8 2 8 5 -
15 Parashkumar Shah (India) 32.22 5 4 5 5 6 4 5 5 5 5 - 6 8 8 6 3 6 8 7 7 6 -
16 Ali Bayat Movahhed (Iran) 30.70 6 7 0 2 8 5 5 5 6 5 - 6 7 7 7 6 6 6 4 7 8 -
17 Alexander Drygalla (Germany) 28.54 4 7 3 8 4 8 8 6 6 2 - 7 7 3 8 3 8 4 8 2 8 -
18 Valentin Barraud (France) 23.34 3 5 8 6 2 7 7 3 3 0 - 7 8 3 7 7 3 5 6 1 5 -
19 Andy Robertshaw (Great Britain) 21.06 2 4 8 4 3 3 7 7 6 3 - 5 2 5 7 5 4 4 6 7 6 -
20 Maitri Patel (India) 19.15 3 3 5 4 4 1 0 3 5 5 - 2 4 3 4 8 7 6 3 6 4 -
21 Silke Betten (Germany) 16.87 5 3 8 1 0 8 3 0 5 0 - 4 8 2 3 8 0 0 8 3 0 -
22 Kenneth Wilshire (Great Britain) 16.74 3 1 5 1 2 6 5 1 5 2 - 2 8 2 5 4 8 6 3 1 1 -
23 Pruthvi Mistry (India) 15.10 4 1 6 7 4 5 3 2 5 4 - 1 7 7 0 0 0 0 0 5 3 -
24 Epameinodas Boukovalas (Greece) 12.43 2 3 6 6 1 5 3 2 2 4 - 2 7 3 4 6 4 5 2 1 1 -
25 Pedro Correa Gea (Spain) 9.89 3 4 2 3 3 3 3 3 3 3 - 3 5 3 3 5 3 3 3 3 3 -
26 Stefan Lehmann (Germany) 7.48 2 2 2 2 1 1 4 2 1 2 - 4 4 1 4 4 2 1 2 4 1 -
27 Ben Pridmore (Great Britain) 6.98 3 2 3 3 2 3 2 1 3 5 - - - - - - - - - - - -
28 Christopher T. Beeg (Germany) 5.96 3 1 4 3 2 4 3 1 2 1 - 3 2 0 4 3 1 2 2 2 2 -

 

Memoriad Trophy

The Memoriad Trophy was awarded for the calculator with the best combined results in the "standard" tasks (calendar, addition, multiplication, square roots).

Rank Name Surname - Country Score Calendar
Addition
Multiplication
Square Roots
1 Priyanshi Somani (India) 303.78 75.00 78.43 50.35 100.00
2 Marc Jornet Sanz (Spain) 294.67 79.17 77.06 100.00 38.44
3 Alberto Coto (Spain) 260.06 68.75 100.00 29.60 61.71
4 Jan van Koningsveld (Germany) 177.49 93.75 33.30 16.44 34.00
5 Freddis Reyes Hernández (Cuba) 171.96 77.08 33.30 23.02 38.56
6 Yusnier Viera (Cuba) 164.91 100.00 18.50 6.58 39.83
7 Robert Fountain (Great Britain) 164.53 68.75 33.30 19.73 42.75
8 Tina Bauer (Germany) 151.19 58.33 33.30 19.73 39.83
9 Robin Wersig (Germany) 136.48 97.92 - - 38.56
10 Parashkumar Shah (India) 123.55 35.42 29.60 26.31 32.22
11 Hakan Gürbaşlar (Turkey) 118.22 14.58 37.62 23.02 43.00
12 Alexander Drygalla (Germany) 108.25 58.33 14.80 6.58 28.54
13 Hua Wei Chan (Malaysia) 96.30 2.08 29.60 26.31 38.31
14 Arturo Mendoza Huertas (Peru) 88.33 2.08 29.60 16.44 40.21
15 Maitri Patel (India) 81.64 31.25 14.80 16.44 19.15
16 Gerald Newport (USA) 80.01 14.58 18.50 3.29 43.64
17 Valentin Barraud (France) 76.29 25.00 14.80 13.15 23.34
18 Kenneth Wilshire (Great Britain) 74.49 14.58 33.30 9.87 16.74
19 Pedro Correa Gea (Spain) 73.47 20.83 29.60 13.15 9.89
20 Silke Betten (Germany) 70.84 39.58 11.10 3.29 16.87
21 Mathias Kesselschläger(Germany) 70.83 70.83 - - -
22 Epameinodas Boukovalas (Greece) 70.01 33.33 11.10 13.15 12.43
23 Salvador Bisshop Flores (Spain) 68.59 - 62.01 6.58 -
24 Khatanbaatar Khandsuren (Mongolia) 54.38 39.58 14.80 - -
25 Andy Robertshaw (Great Britain) 53.32 14.58 11.10 6.58 21.06
26 Pruthvi Mistry (India) 48.62 16.67 3.70 13.15 15.10
27 Christopher T. Beeg (Germany) 47.38 22.92 18.50 - 5.96
28 Ali Bayat Movahhed (Iran) 41.80 - 11.10 - 30.70
29 Ronan Buros (France) 40.85 - - - 40.85
30 Ben Pridmore (Great Britain) 39.19 10.42 18.50 3.29 6.98
31 Stefan Lehmann (Germany) 32.56 - 18.50 6.58 7.48
32 Jesus Quijano Ortiz (Peru) 27.95 - 14.80 13.15 -
33 Scott Flansburg (USA) 5.78 2.08 3.70 - -

The Task Sheets

Example tasks can be found here.

CONTENTS: Mental Calculation World Cup Web Site | Maths Links
WORLD CUP 2010:  General Information | Results