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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 | Philip Loh Zhi An | 8 | The Chinese High School, Singapore |
| 20*4+0 | Bret MacArthur Anstett | 7 | Birmingham Covington School |
| 2*40+0 | Travis B | 6 | Pocahontas Middle |
| .2*400 | Steve Conner | 11 | Badger High School |
| 40*2+0 | Zach Enumah | 9 | Brookstone School |
| 4 x 20 + 0 | Lucy Flournoy | 9 | Brookstone School |
| (20*4)+0 | Lisa Gardner | 8 | Lincoln Middle School |
| 40*2+0 | Cui Chun Hao | 3 | The Chinese High School |
| 40*2+0 | Corinne Hirotsu | 5 | Canadian Academy |
| 40*2+0 | Maya Ikeda | 5 | Canadian Academy |
| 20(4) - 0 | Mitchell Lane | 10 | Brookstone |
| 40*2+0 | Jillian Lemke | 7 | Birmingham Covington School |
| (40x2)+0 | Andreea Lintia | 8 | Mount Olive Middle School |
| (2+0)x40 | Kelly Morrow | 9 | Brookstone |
| 40x2+0 | Jezreel Ng | 9 | The Chinese High School, Singapore |
| 40*2+0 | Patrick Nolan | 12 | Model Secondary School for the Deaf |
| .4*200 | Sam Raskin | 11 | Oak Park River Forest High School |
| 40x2+0 | Andy Rogers | 6 | Pocahontas |
| 40*2+0 | Andre R | 6 | Pocahontas Middle Schoool |
| 2(40+0) | Mitterhofer Sara | 8 | Scientific High School |
| 20*4-0 | Amanda Smith | 7 | Birmingham Covington School |
| .2*400 | Kristin Sutton | 11 | Badger High School |
| 400(.2) | Karla van Rensburg | 9 | Brookstone |
| 40*2+0 | Corrine | 5 | Canadian Academy |
| 40*2+0 | Jake | 6 | Pocahontas Middle School |
| 40*2+0 | Mai | 5 | Canadian Academy |
| 40 * 2 - 0 | Owen | 6 | Pocahontas Middle School |
| 40*2+0 | Reina | 5 | Canadian Academy |
| 20*4+0 | Evie Chutz & Jordan Kiehle | 7 | Birmingham Covington School |
| 2x40+0 | Sara Dzierbicki & Madelyn Polzin | 7 | Birmingham Covington School |
| 40*2+0 | Katie D. & Lauren M. | 6 | Pocahontas Middle School |
| 40*2-0 | Lauren Hertz & Madeleine Blum | 7 | Bimingham Covington School |
| 20*4-0 | Laura Redebaugh & Maddie Capo | 7 | Birmingham Covington School |
| 20*4+0 | Anna & Hannah | 7 | Birmingham Covington School |
| 20*4-0 | Evan & Joe | 7 | Birmingham Covington School |
| 40 x 2 + 0 | Gateways Classes | 6 | Chute Middle School |
| 40*2+0 | Math Exploration Class | 8 | Foothill Middle School |
Please notify Judy Ann Brown of any errors.
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