Monthly Individual Rankings

October 2021

Daily Math Challenge


Rank Name Location Score
1 Cees Otto Oegstgeest, Netherlands 152
2 Matt Gillespie Chicago, IL, USA 143
3 Dordy Chrysanthemum San Francisco, CA, USA 141
4 Jean-Guy Smith Sorel-Tracy, Canada 136
5 Mario Skrtic Zagreb, Croatia 134
6 Richard Atchley Bremerton, WA, USA 128
6 Mike Schieffer Austin, TX, USA 128
8 Sarah Hellman Louisville, KY, USA 125
8 Florence Rollins Houston, TX, USA 125
10 Carlos Alberto Miranda Pantoja Manzanillo, Cuba 123
11 Michael Ling Vancouver, Canada 122
12 Bassel Baker Beirut, Lebanon 120
12 Tom Hendricks Tifton, GA, USA 120
12 Frank McGartland Saskatoon, Canada 120
12 Iqbal Shahid Karachi, Pakistan 120
16 S Wolf North Haven, CT, USA 116
17 Raymond Chrisman San Francisco, CA, USA 113
17 Patrick Costello Richmond, KY, USA 113
17 Robert Siddon Annapolis, MD, USA 113
20 Khalil Dagher Beirut, Lebanon 111
21 Jerome Cherry Mundare, Canada 109
21 Jerrold Greenberg New York, NY, USA 109
23 Greg D'Entremont Quispamsis, Canada 108
23 Bill Mansfield North Boston, NY, USA 108
25 Paul Larm Vancouver, Canada 107
26 Arlon Georger Eden, NY, USA 106
26 Ed Wilson Richmond, KY, USA 106
28 Sean Forbes Crest Hill, IL, USA 103
29 Sergio Leonardi Houston, TX, USA 102
30 Bob Rugaber Rushville, NY, USA 101
31 Steven Ferry Mermaid Beach, Australia 100
31 Morris Leibov Poulsbo, WA, USA 100
31 Betsy Siddon Brooklyn, NY, USA 100
34 Rintoo Divakaran Ernakulam, India 99
34 Jason Smith Decatur, IL, USA 99
36 Sergey Gleizer Perth Amboy, NJ, USA 98
37 Chris Evert Sugar Land, TX, USA 94
38 Diane Eagle Lubbock, TX, USA 91
39 Dennis Doble Burlington, MA, USA 83
40 Mitch Schieffer Austin, TX, USA 81
41 Hamisi Jumanne Morogoro, Tanzania 79
42 Henry Tran Houston, TX, USA 76
43 Phyllis Cormier Lubbock, TX, USA 72
44 Tristan Goodman manchester, VT, USA 69
45 Fred Arrigoni Adairsville, GA, USA 67
46 James Haas San Francisco, CA, USA 62
47 Anurup Das Dhaka, Bangladesh 53
48 Bob Mitchell Normal, IL, USA 50
49 Alex Dolzhenko Kyiv, Ukraine 42
50 Giang Tran Houston, TX, USA 41
51 Marcus Neulander Towson, MD, USA 40
52 Cody Rollins Puyallup, WA, USA 35
53 Moshe Tsypin Hood River, OR, USA 32
54 Steve Hnidei Windsor, Canada 31
55 Ronny Landsverk Arendal, Norway 30
55 Andreas Parry Lietara Jakarta, Indonesia 30
55 Advait Razdan Mumbai, India 30
58 Jacob Novalskiy Kyiv, Ukraine 26
59 Joseph Nelson Wailuku, HI, USA 25
60 Ceaser Kabila Livingston, Zambia 23
61 Dominic Albares Lubbock, TX, USA 22
62 Jessica Campos Lubbock, TX, USA 20
62 Kasheena White Lubbock, TX, USA 20
64 Dan C. Vancouver, Canada 19
64 Bofah Patrick Kumasi , Ghana 19
64 Nayan Santheepan Watford, UK 19
67 Mathew Chethimattom Columbus, GA, USA 18
67 Stuart Tao Calgary , Canada 18
69 GOODLUCK KUNDERA Morogoro, Tanzania 17
69 Charles Selph Hayes, VA, USA 17
71 Cooper Howell Lubbock, TX, USA 16
71 Travis Krahn Rochester, MN, USA 16
73 Lexus Ables Fort Worth, TX, USA 15
73 Martha Burks Lubbock, TX, USA 15
73 Keely Langley Lubbock, TX, USA 15
73 Crispin Pereira Toronto, Canada 15
77 Sade H Lubbock, TX, USA 14
77 Doug Massey Weaverville, NC, USA 14
77 Ester Soto Lubbock, TX, United States 14
80 Math Goddess Belaire, TX, USA 12
81 Daniel Škrtić Zagreb, Croatia 11
81 James Duffy Gonzales, LA, USA 11
83 Steve Eastop Margate, UK 10
83 Debra Hastings Math Class Jackson, MS, USA 10
83 Jayden Lin Melbourne, Australia 10
83 Destanie Moreno Slaton , TX, USA 10
83 Rith Saliot Davao, Philippines 10
83 Jim Stein Stratford, CT, USA 10
83 Mansur Turan Bishkek, Kyrgyzstan 10
90 Paul Flores Lubbock, TX, USA 9
90 Ashley Licon Dallas, TX, USA 9
90 Tacho Loco Wiesbaden, Germany 9
90 Ximena Pineda Guatemala City, Mixco 9
94 Bethany Cortinas Lubbock, TX, USA 6
94 Park EPP Worthington, OH, USA 6
94 Mr. K's Math Maniacs Casselberry, FL, USA 6
94 Vig O'Rous Chattanooga, TN, USA 6
94 Mihir Tandon Grayslake, IL, USA 6
99 Amicable Advika Houston, Texas, United States 5
99 Ingrid Arias Lubbock, TX, USA 5
99 Aayush Arora Dhāriwāl, India 5
99 Bishop Baker Lubbock, TX, USA 5
99 Jason Barnes Chicago, IL, USA 5
99 Marco Cruz Lubbock, TX, USA 5
99 Aditya Datta Kolkata, India 5
99 Emily Dreamlemon Columbus, OH, USA 5
99 Megan Elliott Lubbock, TX, USA 5
99 Edward Freeman West Hartford, CT, USA 5
99 Kayla Gartz Lubbock, TX, USA 5
99 Lisa Kalmer Louisville, KY, USA 5
99 Avdhesh Kumar Mahawar Dausa, India 5
99 Jishan Mahmud Dhaka, Bangladesh 5
99 Sydney Mcclaran Lubbock, TX, USA 5
99 Cosmas Mutale Kabwe, Zambia 5
99 Ameya Paliwal Dublin, CA, USA 5
99 Naomi Razdan Mumbai, India 5
99 Y S Chd, India 5
99 J SINGH PRO NEW DELHI, INDIA 5
99 Mario Topulli Tirana, Albania 5
99 Angel Zheng East Amherst, NY, USA 5
121 Ethan Edwards Lubbock, TX, USA 4
121 Christian Fletes Cartersville, GA, USA 4