Math Forum || K-12 Math Puzzles || Problems of the Week || Student Center

 This Web page is intended to record solutions submitted by students in grades three through twelve. Submissions will be posted starting February 1, 2007. Rules: use the digits in the year 2007 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.

## STUDENT SOLUTIONS: 33

 Solution Name Grade School (7/.2)-0!-0! Timothy Tay Kai Cheng 8 Hwa Chong Institution 7/.2-0!-0! Michael Endick 8 Foothill Middle School (7/.2)-0!-0! Kam Mao Quan Gabriel 7 Hwa Chong Instituition 7/.2-0!-0! Chan Tuck Ging 7 Hwa Chong Institution 7/.2-(0!+0!) Lee Zi Jian 8 Hwa Chong Instituition 7/.2-0!-0! Song Cheng Jun 7 Hwa Chong Instituition 7/.2-(0!+0!) Tan Song Kai 8 Hwa Chong Institution (7/.2)-0!-0! Szeto Kah Keong 8 Hwa Chong Institution 7/.2-(0! +0!) Delwin Koh 8 Hwa Chong Institution (7/.2)-(0!+0!) Andrew K. 12 L'Anse Creuse High School 7/.2-0!-0! Anthony Illiano 7 Rohrer M.S. 7/.2-0!-0! Yuxiao Ning 12 Hoboken High School (7/.2)-0!-0! Ow Zhen Quan 8 Hwa Chong Institution 7/.2-0!-0! Chong Tjen-Yao 7 Hwa Chong Institution 7/.2-0!-0! Lim Han Xin 7 HCI (7/.2)-0!-0! Lee Jun Yi 8 Hwa Chong Institution 7/.2-(0!)-(0!) Ng Soon Zhou 7 Hwa Chong Institution Highschool

Please notify Judy Ann Brown of any errors.