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This Web page is intended to record solutions submitted by students in
grades three through twelve.
Submissions will be posted starting February 1, 2004.
Rules: use the digits in the year 2004 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.
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| Solution | Name | Grade | School |
| 20-4^0 | Simon Alger | 9 | Cannons Creek |
| 20 - (0 * 4)! | Arda Antikacioglu | 9 | Robert College |
| 20-(sqrt4-0!) | Ann Cavalier | 6 | Christ the Divine Teacher School |
| 40/2-0! | William Colon | 7 | Johnson Middle School |
| 40/2-0! | Christopher Craig | 7 | Birmingham Covington School |
| 20-(4*0)! | Jimena Escudero | 7 | Johnson Middle School |
| 20-(4*0)! | Jimena Escudero | 7 | Johnson Middle School |
| (0!/.2)(4)-0! | Lisa Gardner | 8 | Lincoln Middle School |
| (20-sqrt4)+0! | Saachi Jhaveri | 5 | Canadian Academy,Kobe Japan |
| 20-4^0 | Jonathan Kessel | 12 | Model Secondary School for the Deaf |
| 4!-((0!+2)!-0!) | Sam Krieg | 7 | University School of Milwaukee |
| (40/2)-0! | Joe Lee | 6 | Elanor Johnson Middle School |
| 20-(4^0) | Tay Jia Liang | 8 | The Chinese High School |
| (4!+0!)-(2+0!)! | Andreea Lintia | 8 | Mount Olive Middle School |
| 40÷2-0! | Jezreel Ng | 9 | The Chinese High School, Singapore |
| 40/2-0! | Patrick Nolan | 12 | Model Secondary School for the Deaf |
| 4!+0!-(2+0!)! | Annemarie Potente | 8 | Mount Olive Middle School |
| 20-(4^0) | Daniel Rittweger | 5 | Canadian Academy , Kobe Japan |
| 40/2-0! | Nick Romaine | 6 | Johnson |
| 20-4^0 | Mitterhofer Sara | 8 | Scientific High School |
| 40/2-0! | Kristen Scoville | 6 | Johnson Middle School |
| 40/2-0! | Amanda Smith | 7 | Birmingham Covington School |
| 4!+0!-(2+0!)! | Ivan Zhuravlyov | 8 | Mount Olive Middle School |
| 40/2 - 0! | Dan | 6 | Johnson Middle School |
| 20-(4^0) | Sara Dzierbicki & Madelyn Polzin | 7 | Birmingham Covington School |
| 40/2-0! | Lauren Hertz & Madeleine Blum | 7 | Bimingham Covington School |
| 40/2-0! | Hailey Willington/ Cedric Jackson | 7 | Birmingham Covington School |
| 20-4^0 | Anna & Hannah | 7 | Birmingham Covington School |
| 40/2-0! | Blair & Evgenia | 7 | Eleanor N. Johnson Middle School |
| 20-4^0 | Chris Scarboro & Jake Kaplan | 7 | Birmingham Public School |
| 20-4^0 | Evan & Joe | 7 | Birmingham Covington School |
| 20-(4^0) | Evie Chutz & Jordan Kiehle | 7 | Birmingham Covington School |
| 20-4^0 | Nick & Dan | 7 | Birmingham Covington School |
| 20 - 4^0 | Gateways Classes | 6 | Chute Middle School |
| 20-4^0 | Math Exploration Class | 8 | Foothill Middle School |
Please notify Judy Ann Brown of any errors.
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