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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, 2005.
Rules: use the digits in the year 2005 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 |
| 5^2+0+0
25*0^0 |
Jimmy Adams | 6 | Johnson Middle School |
| 25+0+0
50÷2+0 |
Chua Cheng Aik | 7 | Hwa Chong Institution |
| 25+0+0 | Simon Alger | 10 | Cannons Creek |
| 20+5-0 | Jonathan Bailey | 6 | Johnson Middle School |
| 5^2+0+0 | Andrea Barry | 6 | Johnson Middle School |
| 25+0+0 | Sonny Bautista | 5 | Canadian Academy |
| 25-0+0 | Andrew Bodin | 6 | Johnson Middle School |
| 20+5+0 | Leah Bombardier | 11 | McCann Technical High School |
| 25+0+0 | Jordan Boston | 6 | Floyd Middle Magnet School |
| 5^2+0+0 | Amanda Boyer | 7 | Mount Olive Middle School |
| 20+5+0 | Esther Braun | 5 | John Stanford International School; Seattle WA |
| 5^2+0-0 | Basia Buga | 8 | Mount Olive Middle School |
| (25+0!)-0! | Crystal Cannon | 7 | Williamstown Middle School |
| 20+5+0 | Chris Carley | 6 | Johnson Middle School |
| 20+5+0 | Amanda Carney | 6 | Johnson Middle School |
| 25+0+0 | Samantha Carty | 6 | Johnson Middle School |
| 5^2-0+0 | Casey Ciechanowski | 6 | Johnson Middle School |
| 20+5+0 | Bryan Clark | 11 | McCann Technical High School |
| 20+5+0 | Julia Connell | 6 | Johnson Middle School |
| 20+5-0 | Sarah Connolly | 6 | Johnson Middle School |
| [50/2]-0 | Shane Conto | 7 | Rohrer Middle School |
| 20+5+0 | Charlie Costanzo | 7 | Broadview Middle School |
| 50/2+0 | Heather Dalton | 8 | Mount Olive Middle School |
| 25-0-0 | Noah de Leeuw | 5 | John Stanford International School; Seattle WA |
| 25+0+0 | Ryan Denault | 11 | McCann Technical High School |
| 20+0+5 | Nick Deshpande | 12 | John F. Ross CVI |
| (25+0)-0 | Jessica Dochney | 7 | Rohrer Middle School |
| 25+0+0 | Connor Donovan | 6 | JMS |
| 20+5-0 | Alex D. | 6 | Johnson Middle School |
| 25+0+0 | Andy Ellis | 6 | Johnson Middle School |
| 25+0+0 | Mariel Enriquez | 7 | williamstown middle school |
| 5^2+0+0 | Kristin Euchler | 7 | Clarksburg Elementary School |
| 20+5+0 | Dave Frizzell | 6 | Johnson Middle School |
| 5^2+0+0
25+0+0 |
Lisa Gardner | 9 | Buchholz High School |
| 0+0+5^2 | Kaitlyn Gibison | 7 | Rohrer Middle School |
| 5^2+0-0 | Jimmy Gillon | 6 | Johnson Middle School |
| 25+0+0 | Caitlin Graham | 7 | Williamstown Middle School |
| 25-0-0 | Lindsay Griffin | 6 | Johnson Middle School |
| 20+5+0 | Mike G. | 6 | Johnson Middle School |
| 20+5+0 | Taylor G | 6 | Johnson Middle School |
| 25+0+0 | Stephen Hall | 7 | The Gordon School |
| 20+5-0 | Willem Hardeski | 7 | Roher Middle School |
| 5^2+0+0 | Savannah Harik | 6 | Johnson Middle School |
| (0*0)+5^2 | Taylor Harper | 7 | Rohrer Middle School |
| (5+0+0)^2 | Lim Kah Hong | 8 | Hwachong Institution |
| 25+0+0 | Alaron Hubbert | 6 | Floyd Middle Magent |
| 50/2+0 | Amy Hrrington | 7 | Williamstown Middle School |
| (50+0)/2 | Lau Wei Jie Jonathan | 7 | Hwa Chong Institution |
| (5+0+0)^2 | Denielle Knysh | 11 | Charles H. McCann Technical High School |
| 20+5+0 | Thomas Lee | 6 | Johnson Middle School |
| 5^2+0+0 | Adam Lemaire | 11 | McCann Technical High School |
| 5^2+0+0 | Andrea Lomeli | 9 | Coachella Valley High School |
| 25.00 | Ian Mark | 5 | Underwood School, Newton, Mass |
| 50÷2+0 | Amanda McCue | 8 | John J. Ahern Middle School |
| 50/2+0 | Devin McKenney | 6 | Floyd Middle Magnet |
| 5^2-(-0+0) | Doug McMillan | 6 | Johnson Middle School |
| 5^2+0+0 | Margaret Mohrenweiser | 9 | west milford high school |
| 25+0+0 | Nicole Monahan | 6 | Johnson Middle School |
| 5^2+0+0 | Nichole Muller | 8 | Mount Olive Middle School |
| 5^2+0+0 | Dylan M | 6 | Johnson Middle School |
| 5^(2+0+0) | Mark M. | 6 | Parker Middle School |
| 25-0+0 | Colby Nadeau | 6 | Johnson Middle School |
| 25+0+0 | Kanako Nakagawa | 5 | Canadian Academy Japan, Kobe |
| 20+5+0 | Michelle Nunez | 11 | McCann Technical High School |
| 50/2+0 | Erin N. | 6 | Johnson Middle School |
| 5+20+0 | Meaghan Petrosky | 6 | Johnson Middle School |
| 50/2+0 | Sam Picciuti | 8 | Mount Olive Middle School |
| 25+0+0 | Arlete Pichardo | 9 | Coachella Valley High School |
| 20+5-0 | Erin Plone | 7 | Williamstown Middle School |
| 50/2+0 | Calvin Pratt | 6 | Johnson Middle School |
| 5^2+0-0 | Shannon Prendergast | 6 | Johnson Middle School |
| 5^2+0+0 | Rob Prindall | 6 | Johnson Middle School |
| 20+5-0 | Viktoras Raklevicius | 6 | Floyd Middle Magnet School |
| 5^2+0+0 | Abhimanyu Ramachandran | 7 | Mount Olive Middle School |
| 25+0+0 | Amanda Reilly | 6 | Johnson Middle School |
| 20+5+0 | Bianca Reyes | 9 | Coachella Valley High School |
| (50/2)+0 | Tom Ryan | 6 | Johnson Middle School |
| (20+5)+0 | Koki Sakurai | 5 | Canadian Academy, Kobe,Japan |
| (5-0!)!+(0*2)! | Chris Salls | 8 | Mendive |
| 5^2+(0+0) | Amber Santos | 7 | Rohrer Middle School |
| (5^2)+0+0 | Cameron Saunders | 9 | Brookstone |
| 5^2+0!-0!
5^2+0+0 |
Shreye Saxena | 6 | Mount Olive Middle School |
| 5^2+0+0 | Chris Schackerman | 7 | Rohrer Middle School |
| 25-0-0 | Dave Senecal | 11 | McCann Technical High School |
| (25-0)+0 | Dylan Shaw | 6 | Johnson Middle School |
| (5^2+0+0) | Andrea Sotosainz | 9 | Coachella Valley High School |
| 20+5+0 | Devno S | 5 | GA |
| 50/2+0 | Tess S. | 6 | Johnson Middle School |
| 25+0+0 | Karlee Thornell | 6 | Floyd Middle Magnet School |
| 25+0+0 | Dallas Tipton | 6 | Floyd Middle Magnet School |
| 25+0+0 | Carolyn Tracey | 6 | Johnson Middle School |
| 5^(sqrt(2+0!+0!)) | Brynne Verbel | 8 | Mount Olive Middle School |
| 50/2+0 | Samantha Vidal | 8 | Mount Olive Middle School |
| 20+5+0 | Amanda Von Lindern | 8 | Mount Olive Middle School |
| 20+5+0 | Vanessa Walsh | 6 | Johnson Middle School |
| 25+0+0 | Richard Welenc | 7 | Rms Middle School |
| (5+0+0)^2 | Brittney Wheeler | 11 | McCann Technical High School |
| 5^2+0+0 | Tyler Windham | 9 | Brookstone |
| 5^2+0-0 | CJ Wood | 6 | Johnson Middle School |
| 5^2+0+0
20+5+0 |
Thomas Woodward | 11 | Brookstone School |
| 20+(5+0) | Yohan | 5 | Canadian Academy, Kobe, Japan |
| (50/2)+0 | Allie Z. | 5 | Germantown Academy |
| 5^2+0-0 | Christina | 6 | Johnson Middle School |
| 5^2+0+0 | Dylan | 6 | Johnson Middle School |
| 5^2+0+0 | JR | 7 | St. Bernadette School, Brooklyn, New York |
| 0+25-0 | Kellie | 5 | Germantown Academy |
| 50/2+0 | Kelsey | 6 | Johnson Middle School |
| 0+20+5 | Kelsey | 11 | McCann Technical High School |
| 20+5-0
5^2+0+0 |
Lauren | 6 | Elenor N. Johnson Middle School |
| 20+5+0 | Mandy | 8 | St Bernadette,Brooklyn,NY |
| 5^2+0+0 | Paula | 8 | Berango |
| 5^2+0+0 | Emily Falvey and Jenna MacLellan | 6 | Johnson Middle School |
| 20+5+0 | Marco Mongon, Steven Leon | 8 | Mount Olive Middle School |
| 5^2+0+0
25+0!-0! |
Katie Weber and Kristen Leccacorvi | 10 | Arlington High School |
| 50/2+0 | Ari, Dom, Bee | 7 | St. Bernadette |
| 20+5-0 | Ichiro, Yamakazi, Bread | 7 | St. Bernadette Brooklyn, New York |
| 25+0+0 | Joseph, Alexis, Andrew | 7 | St. Bernadette |
Please notify Judy Ann Brown of any errors.
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