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: 40

 Solution Name Grade School (.2^(-0!))x(0!+7) Chua Cheng Aik 9 Hwa Chong Institution (7+0!)/.2-0 Bob Chen 8 Northwest Junior High ((7+0!)/.2)-0 Timothy Tay Kai Cheng 8 Hwa Chong Institution (7+0!)/0.2 Paxton Chia 8 Hwachong Institution (7+0!)/0.2 Khu Boon Tat Daren 9 Hwa Chong Institution (7+0!)/0.2 Michael Endick 8 Foothill Middle School (7+0!)/.2-0 Chan Tuck Ging 7 Hwa Chong Institution ((7+0!)/.2)-0 Lee Zi Jian 8 Hwa Chong Instituition (7+0!)/.2+0 Lau Wei Jie Jonathan 9 Hwa Chong Institution (7+0!)/0.2 Tan Song Kai 8 Hwa Chong Institution (7+0!)/0.2 Szeto Kah Keong 8 Hwa Chong Institution (7+0!)/.2 +0 Delwin Koh 8 Hwa Chong Institution (7+0!)/0.2 Yuxiao Ning 1 Hoboken High School ((7+0!)/.2)-0 Ow Zhen Quan 8 Hwa Chong Institution (7+0!)/0.2 Glenn Goh Rongjie 9 Hwa Chong Insituition (7+0!)/0.2 Chong Tjen-Yao 7 Hwa Chong Institution (7+0!)/0.2 Chong Zhi Wei 7 Hwachong [(7+0!)+0]/.2 Lim Han Xin 7 Hci (0!+7)/.2-0 Lee Jun Yi 8 Hwa Chong Institution [7+(0!)]/0.2 Ng Soon Zhou 7 Hwa Chong Institution Highschool

Please notify Judy Ann Brown of any errors.