2007 Mathematics Game

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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, 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: 91

Solution Name Grade School
20+sqrt(0!+7!) Chua Cheng Aik 9 Hwa Chong Institution
sqrt(7!+0!)+20 Bob Chen 8 Northwest Junior High
sqrt(0! + 7!) + 20 Michael Endick 8 Foothill Middle School
20+sqrt(7!+0!) Chan Tuck Ging 7 Hwa Chong Institution
20+sqrt(0!+7!) Wu Zi Hao 9 HwaChong Institution
20+(sqrt(0!+7!)) Benjamin Low 8 Hwa Chong Institution
sqrt(7!+0!)+20 Yuxiao Ning 12 Hoboken High School
20+sqrt(7!+0!) Lim Han Xin 7 HCI
20+sqrt(0!+7!) Low Kah Yi 9 Hwa Chong Institution

Please notify Judy Ann Brown of any errors.

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