Monthly Individual Rankings

June 2021

Daily Math Challenge


Rank Name Location Score
1 Cees Otto Oegstgeest, Netherlands 153
2 Mario Skrtic Zagreb, Croatia 147
3 Matt Gillespie Chicago, IL, USA 146
4 Mike Schieffer Austin, TX, USA 143
5 Richard Atchley Bremerton, WA, USA 136
6 Pavel Gushchin Chelyabinsk, Russia 134
7 Dordy Chrysanthemum San Francisco, CA, USA 133
8 Florence Rollins Houston, TX, USA 132
9 Bassel Baker Beirut, Lebanon 128
9 Raymond Chrisman San Francisco, CA, USA 128
9 Tom Hendricks Tifton, GA, USA 128
9 Michael Ling Vancouver, Canada 128
13 Sarah Hellman Louisville, KY, USA 127
13 Jean-Guy Smith Sorel-Tracy, Canada 127
15 Khalil Dagher Beirut, Lebanon 124
16 Iqbal Shahid Karachi, Pakistan 122
17 Mihir Tandon Grayslake, IL, USA 120
18 Bob Rugaber Rushville, NY, USA 119
19 Carlos Alberto Miranda Pantoja Manzanillo, Cuba 118
20 Rintoo Divakaran Ernakulam, India 117
21 Bill Mansfield North Boston, NY, USA 116
22 Paul Larm Vancouver, Canada 115
23 Jerome Cherry Vegreville, Canada 114
23 Patrick Costello Richmond, KY, USA 114
23 Robert Siddon Annapolis, MD, USA 114
26 Greg D'Entremont Quispamsis, Canada 111
27 Morris Leibov Poulsbo, WA, USA 110
28 Frank McGartland Saskatoon, Canada 109
29 Sean Forbes Crest Hill, IL, USA 108
29 Sergio Leonardi Houston, TX, USA 108
31 Mitch Schieffer Austin, TX, USA 106
32 Arlon Georger Eden, NY, USA 104
33 Sergey Gleizer Perth Amboy, NJ, USA 100
34 Phyllis Cormier Lubbock, TX, USA 99
35 Diane Eagle Lubbock, TX, USA 96
36 Jason Smith Decatur, IL, USA 93
37 Steven Ferry Mermaid Beach, Australia 91
38 Anurup Das Dhaka, Bangladesh 88
39 Chris Evert Sugar Land, TX, USA 81
40 Betsy Siddon Brooklyn, NY, USA 80
41 Jerrold Greenberg New York, NY, USA 70
42 Tristan Goodman manchester, VT, USA 69
43 S Wolf North Haven, CT, USA 68
44 SARVESH PRAKASH Delhi, INDIA 63
45 Samuel Elias Ciudad Victoria, Mexico 59
45 Ryan Li San Diego, CA, USA 59
47 Dennis Doble Burlington, MA, USA 58
47 Cody Rollins Puyallup, WA, USA 58
49 Isabela Loredo :D Potente Cd Victoria , Mexico 51
50 Mathew Chethimattom Columbus, GA, USA 49
51 James Haas San Francisco, CA, USA 48
52 Jason Pu San Diego, CA, USA 46
53 Jono L Sunny Coast, Australia 41
54 Aditya Datta Kolkata, India 40
55 Steve Hnidei Windsor, Canada 37
56 Angel Zheng East Amherst, NY, USA 36
57 Ximena Pineda Guatemala City, Mixco 31
58 Noah Schmidt Gold Coast, Australia 30
59 Charles Selph Hayes, VA, USA 29
60 Bob Mitchell Normal, IL, USA 28
61 Math Goddess Belaire, TX, USA 27
62 Dan C. Vancouver, Canada 25
62 Henry Tran Houston, TX, USA 25
64 Mrinal Agarwal Dublin, CA, USA 22
65 John Biala Chicago, IL, USA 21
65 Brenda Garcia Lubbock, TX, USA 21
67 Fred Arrigoni Adairsville, GA, USA 20
67 Stuart Tao Calgary , Canada 20
67 Giang Tran Houston, TX, USA 20
70 Pranav Chandar Evansville, IN, USA 19
70 Advait Razdan Mumbai, India 19
72 Vig O'Rous Chattanooga, TN, USA 18
73 Al Gotora Harare, Zimbabwe 17
73 Travis Krahn Rochester, MN, USA 17
75 Bedis Benlakhdar Rades , Tunisia 16
75 Joy Cooper San Francisco, CA, USA 16
75 Ceaser Kabila Livingston, Zambia 16
75 Crispin Pereira Toronto, Canada 16
79 Daniel Škrtić Zagreb, Croatia 15
80 Anna Durrett LubbockArlington, TX, USA 14
81 Bob The Builder Dublin, CA, USA 12
82 Alisha Javed Lahore, Pakistan 11
83 Suzanne Brummitt Ridgefield, CT, USA 10
83 Doug Massey Weaverville, NC, USA 10
83 Marcus Neulander Towson, MD, USA 10
86 Harry Wang Shenzhen, China 9
87 Rithwik Gupta Fremont, CA, USA 7
88 Reyaansh Agrawal Bangalore, India 6
88 Michael Cantatore East Rutherford, NJ, USA 6
88 Poptart Christmas San Francisco, CA, USA 6
88 Jamie Grim Oakley, CA, USA 6
92 Ima Banker San Francisco, CA, USA 5
92 James Duffy Gonzales, LA, USA 5
92 Brent Hurlas Brooklyn, NY, USA 5
92 Olanrewaju Iremide Lagos, Nigeria 5
92 Manoj Kumar Bhadra, Hanumangarh, India 5
92 Josphat Munene Nairobi, Kenya 5
92 Fadero Peace Ogun, Nigeria 5
92 Suraj Sharma Vapi, India 5
92 Sanskriti Trivedi Udaipur, India 5
92 Atharv Upadhyay Pleasanton, CA, USA 5
92 Ed Wilson Richmond, KY, USA 5
103 Bofah Patrick Kumasi , Ghana 4
103 Christopher Zhou Chicago, IL, USA 4