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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, 2009.
Rules: use the digits in the year 2009 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 |
| sqrt(9)!-2^0+0 | Alec | 1 | Chisholm Middle School |
| 9-2-0!-0! | Elana Benedikt | 9 | Alamo Heights High School |
| (sqrt[9])! - 0! + 0x2 | Ryan&Ashlie | 5 | Kohl Elementary |
| sqrt9+2+0+0 | Clinton Muller | 6 | WP Sandin |
| 9-2-0!-0! | Mick, Ethan w, dan | 7 | Mt.olive middle school |
| sqrt9+2+0+0 | Ethan Sellar | 6 | WP Sandin |
| sqrt9+2+0+0 | Shaylyn K. | 6 | WP Sandin |
| sqrt9+2+0+0 | Brett Bell | 6 | WP Sandin |
| sqrt9+2+0+0 | Tyler Galbraith | 6 | WP Sandin |
| sqrt 9 + 2 + 0 + 0 | Brooke Andreae | 6 | WP Sandin |
| sqrt9+2+0+0 | Shaylyn K | 6 | WP Sandin |
| (9-2)-0!-0! | Hanna Glad | 8 | Int school Lausanne |
| sqrt9+2+0+0 | James Carter | 11 | MSSD |
| sqrt 9 + 2+ 0 + 0 | Albert Blake | 9 | MSSD |
| sqrt 9+2-0-0 | Roger Aanonsen | 7 | Mount Olive Middle School |
| [(9x0!)+0!]/2 | Rachael Woodard | 9 | Alamo Heights |
| 2-0-0+sqrt9 | Tayla | 8 | Broad Rock Middle School |
| (sqrt.9)+2-0-0 | Carson Davis Teague | 7 | William G. Rohrer Middle School |
| (sqrt9+2)-(0-0) | casandra super | 7 | Wm g. rohrer MS |
| (sqrt.9)+2+0+0 | Cassidy McSorley | 7 | william G. Rohrer Middle School |
| (9-2)-0!-0! | gordon hall | 7 | rohrer Middle School |
| √9+2+0+0 | Audrey | 8 | Woodlawn Middle |
Please notify Suzanne Alejandre of any errors.
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