This Web page is intended to record solutions submitted by students in grades three through twelve. Submissions will be posted starting February 1, 2002.Rules: use the digits in the year 2002 and the operations of +, -, x, ÷, sqrt (square root), ^ (raise to a power), and ! (factorial), along with grouping symbols, to write expressions for the counting numbers 1 through 100. Please read and follow the rules carefully.
Teachers may print out worksheets for students to record their findings, or print sheets of manipulatives for students to use.
| Solution | Name | Grade | School | |
| 41 | ||||
| (20x2)+0! | Stacie Beverly | 12 | McCann Technical High School | |
| 20*2+0! | Hamid Reza Biazar | 11 | Tehran High School | |
| 20*2 + 0! | Hunter Brooks | 12 | Durham Academy | |
| 20x2+0! | Josh Burkhart | 7 | Wilson Central Junior High | |
| 20*2+0! | Zachary B. | 6 | Parker Middle School | |
| (2*20)+0! | Jody A. Cohen | 10 | North Springs High School | |
| 20x2+0! | Heather Corroon | 7 | Wilson Central Junior High | |
| 2*20+0! | Ryan C | 6 | Parker Middle School | |
| (20*2)+0! | Tim C | 6 | Parker Middle School | |
| 20x2+0! | Ryan Ebner | 7 | Wilson Central Junior High | |
| 20*2+0! | Ashley Eevardi | 8 | Mount Olive Middle School | |
| (20x2)+0! | Eric Fitterling | 7 | Wilson Central Junior High | |
| (20x2)+0! | Anna F | 5 | Akron Elementary | |
| (20*2)+0! | Lisa Gardner | 6 | Lincoln Middle School | |
| 20x2+0! | Lilla Gazsó | 9 | SZTE Ságvári Endre Gyakorló Gimnázium | |
| (20*2) +0! | Angelica Graver | 6 | Deibler Elementary | |
| (0!)+(20*2) | Ellen J. G-S | 6 | Pocahontas Middle School | |
| 20*2+0! | Christian Hansen | 6 | Pocahontas Middle School | |
| 2*20+0! | Meredith Harrison | 9 | West Junior High School | |
| (0!) + (20 * 2) | Sydney Hartvigsen | 6 | Pocahontas Middle School | |
| (2*20)+0! | Rebecca Hess | 9 | West Junior High School | |
| 20x2+(0!) | Zach Hodges | 6 | Pocahontas Middle School | |
| 20x2+0! | Katie Huber | 7 | Wilson Central Junior High | |
| 20*2+0! | Sándor Kazi | 9 | SZTE Ságvári Endre Gyakorló Gimnázium | |
| (20)*2+0! | Braxton Lake | 12 | North Springs High School | |
| 20x2+0! | Amanda Lloyd | 7 | Wilson Central Junior High | |
| (20x2)+(0!) | Ciaran Maguire | 6 | Pocahontas Middle School | |
| [-(-20x2)+(0!)] | Ashley Maignan | 9 | Brookstone School | |
| (20*2)+0! | Ryan McNeil | 9 | West Junior High School | |
| (20*2) + 0! | Amanda Meighan | 6 | Pocahontas Middle School | |
| 20*2+0! | Oszkár Mihály | 9 | SZTE Ságvári Endre Gyakorló Gimnázium | |
| (20x2)+0! | Nicholas M. | 5 | Akron Elementary | |
| 20x2+0! | Alex Navone | 7 | Wilson Central Junior High | |
| 20x2+0! | Elmer Newsome | 11 | Hancock Central | |
| 20*2+0! | Amy Patel | 10 | North Springs High School | |
| 20*2+0! | Tiffany Petties-Smith | 10 | North Springs High School | |
| (20x2)+0! | Pritika P. | 6 | Parker Middle School | |
| 20*2+0! | Rajitha Reddy | 6 | Pocahontas Middle School | |
| (20x2)+0! | Amanda Reed | 7 | Wilson Central Junior High | |
| (20*2)+0! | Michael Sauer | 6 | Pocahontas Middle School | |
| (2*20)+0! | Emily Seifert | 12 | North Springs High School | |
| 2x20+0! | Meghan Shoff | 7 | Wilson Central Junior High | |
| (20x2)+0! | Arielle Sklavos | 6 | Pocahontas Middle School | |
| (20*2)+0! | Misam Taherbhai | 10 | North Springs High School | |
| 20x2+0! | Michael Tiffany | 7 | Wilson Central Junior High | |
| 20*2+0! | Chris Tilley | 9 | West Junior High School | |
| 2*20+0! | Amber Verser | 5 | Mary Blair Elementary | |
| 2 * 20 + 0! | George Vulov | 10 | North Springs High School | |
| 20x2+0! | Sean Wagner | 7 | Wilson Central Junior High | |
| 2x20+0! | Christina Yoder | 7 | Wilson Central Junior High | |
| (20*2)+0!+0 | Paul Yoon | 10 | North Springs High School | |
| 2*20+0! | Danielle | 6 | Pocahontas Middle School | |
| 20*2+0! | Joe | 9 | International School of Toulouse | |
| (20*2)+0! | Pat | 12 | McCann Technical High School | |
| 20*2+0! | Kelly Hudson and Jackie Wolfson | 11 | North Springs High School | |
| 20*2+0! | Jennifer Robbins & Jennifer Sichel | 12 | North Springs High School | |
| 42 | ||||
| (20+0!)*2 | Kocsis Andras | 9 | SZTE Ságvári Endre Gyakorló Gimnázium | |
| 2(20+0!) | Jody A. Cohen | 10 | North Springs High School | |
| (20+0!)x2 | Heather Corroon | 7 | Wilson Central Junior High | |
| (20+0!)*2 | Tim C | 6 | Parker Middle School | |
| (20+0!)x2 | Eric Fitterling | 7 | Wilson Central Junior High | |
| (20+0!)*2 | Lisa Gardner | 6 | Lincoln Middle School | |
| 2x(20+0!) | Lilla Gazsó | 9 | SZTE Ságvári Endre Gyakorló Gimnázium | |
| (20+0!)*2 | Sándor Kazi | 9 | SZTE Ságvári Endre Gyakorló Gimnázium | |
| (20+0!)2 | Braxton Lake | 12 | North Springs High School | |
| (20+0!)x2 | Amanda Lloyd | 7 | Wilson Central Junior High | |
| [20-(-0!)x2] | Ashley Maignan | 9 | Brookstone School | |
| 20*2+0!+0! | Bobby Matthew | 8 | Mount Olive Middle School | |
| (20+0!)*2 | Matt Mattioli | 6 | Pocahontas Middle School | |
| (20+0!)*2 | Oszkár Mihály | 9 | SZTE Ságvári Endre Gyakorló Gimnázium | |
| (20+0!)x2 | Alex Navone | 7 | Wilson Central Junior High | |
| (20+0!)*2 | Amy Patel | 10 | North Springs High School | |
| (20+0!)x2 | Pritika P. | 6 | Parker Middle School | |
| (20+0!)x2s | Amanda Reed | 7 | Wilson Central Junior High | |
| (20+0!)*2 | Michael Sauer | 6 | Pocahontas Middle School | |
| 2*(20+0!) | Emily Seifert | 12 | North Springs High School | |
| 2*(20+0!) | Misam Taherbhai | 10 | North Springs High School | |
| (20+0!)x2 | Michael Tiffany | 7 | Wilson Central Junior High | |
| 2 * (20 + 0!) (20 + 0!) * 2 |
George Vulov | 10 | North Springs High School | |
| (20*2)+0!+0! | Paul Yoon | 10 | North Springs High School | |
| (20+0!)2 | Kelly Hudson and Jackie Wolfson | 11 | North Springs High School | |
| (20+0!)*2 | Jennifer Robbins & Jennifer Sichel | 12 | North Springs High School | |
| 43 | No solutions have been submitted for this number. | |||
| 44 | ||||
| 22*(0!+0!) | Hamid Reza Biazar | 11 | Tehran High School | |
| 22(0!+0!) | Zachary B. | 6 | Parker Middle School | |
| 22*(0!+0!) | Jody A. Cohen | 10 | North Springs High School | |
| 22x(0!+0!) | Heather Corroon | 7 | Wilson Central Junior High | |
| 22*(0!+0!) | Tim C | 6 | Parker Middle School | |
| 22*(0!+0!) | Zach French | 10 | North Springs High School | |
| 22*(0!+0!) | Lisa Gardner | 6 | Lincoln Middle School | |
| (0!+0!)x22 | Lilla Gazsó | 9 | SZTE Ságvári Endre Gyakorló Gimnázium | |
| 22x(0!+0!) | Julia Higginbotham | 6 | Pocahontas Middle School | |
| (0!+0!)*22 | James Hopfenblatt | 9 | West Junior High School | |
| 22*(0!+0!) | Braxton Lake | 12 | North Springs High School | |
| 22x(0!+0!) | Amanda Lloyd | 7 | Wilson Central Junior High | |
| 22(0!+0!) | Bobby Matthew | 8 | Mount Olive Middle School | |
| (0!+0!)*22 | Oszkár Mihály | 9 | SZTE Ságvári Endre Gyakorló Gimnázium | |
| 22x(0!+0!) | Alex Navone | 7 | Wilson Central Junior High | |
| 22x(0!+0!) | Elmer Newsome | 11 | Hancock Central | |
| 22*(0!+0!) | Alex Norton | 6 | Pocahontas Middle School | |
| 22*(0!+0!) | Amy Patel | 10 | North Springs High School | |
| 22*(0!+0!) | Tiffany Petties-Smith | 10 | North Springs High School | |
| 22x(0!+0!) | Pritika P. | 6 | Parker Middle School | |
| 22*(0!+0!) | Emily Seifert | 12 | North Springs High School | |
| 22*(0!+0!) | Misam Taherbhai | 10 | North Springs High School | |
| 22x(0!+0!) | Michael Tiffany | 7 | Wilson Central Junior High | |
| 22*(0!+0!) | Chris Tilley | 9 | West Junior High School | |
| 22*(0!+0!) | Amber Verser | 5 | Mary Blair Elementary | |
| 22 * (0! + 0!) | George Vulov | 10 | North Springs High School | |
| 22x(0!+0!) | Sean Wagner | 7 | Wilson Central Junior High | |
| (22)(0!+0!) | Parker Weissman | 8 | Sampson G Smith | |
| 22*(0!+0!) | Danielle | 6 | Pocahontas Middle School | |
| 22(0!+0!) | Pat | 12 | McCann Technical High School | |
| 22(0!+0!) | Kelly Hudson and Jackie Wolfson | 11 | North Springs High School | |
| 22*(0!+0!) | Jennifer Robbins & Jennifer Sichel | 12 | North Springs High School | |
| 22*(0!+O!) | David Andre Makavelli Donnella | 7 | Radnor Middle School | |
| 45 | No solutions have been submitted for this number. | |||
| 46 | No solutions have been submitted for this number. | |||
| 47 | No solutions have been submitted for this number. | |||
| 48 | ||||
| (2+2)!*(0!+0!) | Kocsis Andras | 9 | SZTE Ságvári Endre Gyakorló Gimnázium | |
| ((2^(0!+0!))!)*2 | Hamid Reza Biazar | 11 | Tehran High School | |
| (2+2)!*(0!+0!) | Zachary B. | 6 | Parker Middle School | |
| (2^2)!*(0!+0!) | Jody A. Cohen | 10 | North Springs High School | |
| (0!+0!+2)!x2 | Heather Corroon | 7 | Wilson Central Junior High | |
| (2x2)!x(0!+0!) | Eric Fitterling | 7 | Wilson Central Junior High | |
| (2^2)!*(0!+0!) (0!/.02)-2 |
Lisa Gardner | 6 | Lincoln Middle School | |
| ((0!+0!)^2)!x2 | Lilla Gazsó | 9 | SZTE Ságvári Endre Gyakorló Gimnázium | |
| (2+0!+0!)!x2 | Jonathan Grant | 9 | West Junior High School | |
| (2+0!+0!)!*2 0!/.02-2 |
Meredith Harrison | 9 | West Junior High School | |
| ((2+2)!)*(0!+0!) | Rebecca Hess | 9 | West Jr. High School | |
| (2+2)!*(0!+0!) | Sándor Kazi | 9 | SZTE Ságvári Endre Gyakorló Gimnázium | |
| (2*2)!*(0!+0!) | Jimmy Keown | 9 | West Junior High School | |
| (2+2)!*(0!+0!) | Braxton Lake | 12 | North Springs High School | |
| 0!/.02-2 | Amanda Lloyd | 7 | Wilson Central Junior High | |
| 0!/(.02)-2 | Andrea Marinescu | 6 | Mount Olive Middle School | |
| (2+2)!x(0!+0!) | James Masters | 9 | International School of Toulouse | |
| (2+0!+0!)!*2 | Oszkár Mihály | 9 | SZTE Ságvári Endre Gyakorló Gimnázium | |
| ((2+0!+0!)!)2 | Stefan M. | 10 | North Springs High School | |
| (2+2)! x(0!+0!) | Alex Navone | 7 | Wilson Central Junior High | |
| (2+2)!*(0!+0!) | Amy Patel | 10 | North Springs High School | |
| (0!+0!)(2*2)! | Tiffany Petties-Smith | 10 | North Springs High School | |
| (2+2)!x(0!+0!) | Pritika P. | 6 | Parker Middle School | |
| (2+2)!*(0!+0!) | Michael Sauer | 6 | Pocahontas Middle School | |
| (2*2)!*(0!+0!) | Emily Seifert | 12 | North Springs High School | |
| (0!+0!+2)!*2 | Claire Sessler | 6 | Pocahontas Middle School | |
| ((2+0!+0!)!)*2 | Misam Taherbhai | 10 | North Springs High School | |
| (2+0!+0!)!x2 | Michael Tiffany | 7 | Wilson Central Junior High | |
| 0!/.02-2 | Amber Verser | 5 | Mary Blair Elementary | |
| 0!/.02-2 | April Verser | 8 | Walt Clark Middle School | |
| ( 2 ^ (0! + 0!))! * 2 | George Vulov | 10 | North Springs High School | |
| (2+0!+0!)!x2 | Sean Wagner | 7 | Wilson Central Junior High | |
| (2x2)!x(0!+0!) | Christina Yoder | 7 | Wilson Central Junior High | |
| (2*2)!*(0!+O!) | Andrew | 6 | Pocahontas Middle School | |
| 2((0!+0!+2)!) | Kimi | 9 | International School of Toulouse | |
| (2+2)!*(0!+0!) | Ranald | 9 | International School of Toulouse | |
| (2+2)!(0!+0!) | Kelly Hudson and Jackie Wolfson | 11 | North Springs High School | |
| 2*(2+0!+0!)! | Jennifer Robbins & Jennifer Sichel | 12 | North Springs High School | |
| 49 | ||||
| ((2+0!)!+0!)^2 | Kocsis Andras | 9 | SZTE Ságvári Endre Gyakorló Gimnázium | |
| ((2+0!)!+0!)^2 | Hamid Reza Biazar | 11 | Tehran High School | |
| ((2+0!)!+0!)^2 | Jody A. Cohen | 10 | North Springs High School | |
| ((2+0!)!+0!)^2 | Eric Fitterling | 7 | Wilson Central Junior High | |
| ((2+0!)!+0!)^2 | Lisa Gardner | 6 | Lincoln Middle School | |
| (((2+0!)!)+0!)^2 | Lilla Gazsó | 9 | SZTE Ságvári Endre Gyakorló Gimnázium | |
| ((0!+2)!+0!)^2 | Sándor Kazi | 9 | SZTE Ságvári Endre Gyakorló Gimnázium | |
| [(0!+2)!+0!]^2 | Andrea Marinescu | 6 | Mount Olive Middle School | |
| ((2+0!)!+0!)^2 | Oszkár Mihály | 9 | SZTE Ságvári Endre Gyakorló Gimnázium | |
| ((2+0!)!+0!)^2 | Emily Seifert | 12 | North Springs High School | |
| (((2+0!)!)+0!)^2 | Misam Taherbhai | 10 | North Springs High School | |
| ((2+0!)!+0!)^2 | Michael Tiffany | 7 | Wilson Central Junior High | |
| ((0!+2)!+0!)^2 | Amber Verser | 5 | Mary Blair Elementary | |
| (((0!+2)!)+0!)^2 | April Verser | 8 | Walt Clark Middle School | |
| ((2 + 0!)! + 0!) ^ 2 | George Vulov | 10 | North Springs High School | |
| ((2+0!)!+0!)^2 | Sean Wagner | 7 | Wilson Central Junior High | |
| [(2+0!)!+0!]^2 | Jennifer Robbins & Jennifer Sichel | 12 | North Springs High School | |
| 50 | ||||
| (.02)^(-2+0!) | Jody A. Cohen | 10 | North Springs High School | |
| (2-0!)/.02 | Heather Corroon | 7 | Wilson Central Junior High | |
| (2^0)/.02 sqrt((.02)^(0-2)) |
Lisa Gardner | 6 | Lincoln Middle School | |
| (2*0)!/.02 | Braxton Lake | 12 | North Springs High School | |
| 2^0/.02 | Andrea Marinescu | 6 | Mount Olive Middle School | |
| (2*0)!/(.02) | Stefan M. | 10 | North Springs High School | |
| (2*0)!/.02 | Amy Patel | 10 | North Springs High School | |
| (2*0)!/.02 | Tiffany Petties-Smith | 10 | North Springs High School | |
| .02^(0!-2) | Mark Schaum | 9 | West Junior High School | |
| (2-0!)/.02 | Emily Seifert | 12 | North Springs High School | |
| (2*0)!/.02 | John Strika | 11 | North Springs High School | |
| (2-0!)/.02 | Misam Taherbhai | 10 | North Springs High School | |
| ((0!+0!)/.2)/.2 | Michael Tiffany | 7 | Wilson Central Junior High | |
| (2*0)!/.02 | Amber Verser | 5 | Mary Blair Elementary | |
| (2*0)!/.02 | April Verser | 8 | Walt Clark Middle School | |
| (2 - 0!) /.02 | George Vulov | 10 | North Springs High School | |
| (2-0!)/.02 | Sean Wagner | 7 | Wilson Central Junior High | |
| (2*0)!/.02 | Kelly Hudson and Jackie Wolfson | 11 | North Springs High School | |
| (2-0!)/.02 | Jennifer Robbins & Jennifer Sichel | 12 | North Springs High School | |
| Solutions 1 to 10 | Solutions 11 to 20 | Solutions 21 to 30 |
| Solutions 31 to 40 | Solutions 51 to 60 | Solutions 61 to 70 |
| Solutions 71 to 80 | Solutions 81 to 90 | Solutions 91 to 100 |
Please notify judyann@ptdprolog.net of any errors.
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