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: 4

Solution Name Grade School
7-2-0!+0 Kate Ahrens 7 Mount Olive Middle School
7-2+0-0! Neal Amos 10 Brookstone School
7-(2+0^0)
2x(7^0+0!)
Max Yoong Pao Aun 7 Hwa Chong Institution
7^0+2+0! Janine A. 6 Parker Middle School
7-2-0^0 Nicole A. 1 Parker Middle School
7-2-0!+0 Justen B 6 Parker Middle School
7-2-0^0 David C 6 Parker Middle School
7-2-0^0 Ryan C. 6 Parker Middle School
7-2-0^0 Spence B 6 Parker Middle School
2+(7*0)!+0! Bob Chen 8 Northwest Junior High
7-2-0!-0 Timothy Tay Kai Cheng 8 Hwa Chong Institution
Sqrt(2+7)+0^0 Calvin Sim Poh Chuan 12 Hwa Chong Institution
7-2-0^0 Amy C 6 Parker Middle School
7-2-0^0 Troy C 6 Parker Middle School
-2-0!+0+7
Sqrt(7+2)+0!+0
7+0-(2+0!)
7/0!-(2+0!)
Khu Boon Tat Daren 9 Hwa Chong Institution
2+0!+7^0 Mae D 6 Parker Middle School
7^0+0!+2 Alexandre Dubsky 10 Model Secondary School For The Deaf
7-0^0-2 Tran Ha Duong 9 3h, Hwa Chong Institution
(7-2)-0^0 Robert D 6 Parker Middle School
2+0!+(0*7)! Michael Endick 8 Foothill Middle School
2+7^0+0! Tim Freborg 7 Hudson Montessori
7-2-0!-0 Nicholas F. 6 Parker Middle School
7-2-0^0 Zack F 6 Parker Middle School
7-2-0^0 Kam Mao Quan Gabriel 7 Hwa Chong Institution
7-0-(0!)-2 Chan Tuck Ging 7 Hwa Chong Institution
7^0+2+(0!) Aly G. 6 Parker Middle School
7-2-0^0 James G 6 Parker Middle School
-2+0-0!+7 Wu Zi Hao 9 Hwachong Institution
7-2-(0^0) Nicholas Heng 8 Hwa Chong Institution
(0!+7)/2+0 Angelina Hintze 6 John F. Kennedy School
2+(7^0+0!) Cara Hudak 8 Hudson Montessori Middle Scholl
Sqrt((2+0)(0!+7)) Lim Aik Hwee 9 Hwa Chong Institution (High School Section)
(7-2)-0^0 Matt H 6 Parker Middle School
7-2-(0!+0) Olivia H 6 Parker Middle School
7-2-0!+0 A.J. I 6 Parker Middle School
7-2-0^0
7-2-0!-0
Lee Zi Jian 8 Hwa Chong Instituition
7-2-0!+0
7-2-0^0
Sim Zhi Jian 8 Hwa Chong Instituition
7-2-(0^0) Chow Zheng Jie 9 Hwa Chong Institution
7-2-0^0 Ng Xu Jie 8 Hwa Chong Institution
7-2-0-0! Lau Wei Jie Jonathan 9 Hwa Chong Institution
2+7^0+0! Evan J. 6 Parker Middle School
7-2+0-0! Tim J. 6 Parker Middle School
7-0^0-2 Tan Song Kai 8 Hwa Chong Institution
(7+0!+0)/2
7-2-0!+0
Olivia Kamensky 8 Brookstone School
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 Geena K. 6 Parker Middle School
Sqrt(2+7)+0!+0 Won Cheng Yi Lewis 9 Hwa Chong Institution
(7-2)-0^0 Amanda L. 6 Parker Middle School
(-2!-0!)+0+7 Benjamin Low 8 Hwa Chong Institution
7-2-0!+0 Hannah Marshall 7 M.O.M.S.
7-2-0!-0 Connor M. 6 Parker
7-2-0!+0 Jessica M. 7 Mount Olive Middle School
7-2-0!-0 Kevin M 6 Parker Middle School
7-0^0-2 Margaret M. 6 Parker Middle School
7^0!-2-0! Ng Jun Da Nelson 8 Hwa Chong Instituition
7-2-0!+0 Cam O 6 Parker Middle School
7-0!-2+0 Em O 6 Parkermidleschool
7-2-0!+0 Vanessa O'c 6 Parker Middle School
(2+0!)+7^0 Anthony Perry 10 Model Secondary School For The Deaf
(7-2-0!)*0! Ow Zhen Quan 8 Hwa Chong Institution
7^0+2+0!
7-2-0^0
Tang Zhuo Hao Ray 7 Hwa Chong Institution
7-2-0!+0 Glenn Goh Rongjie 9 Hwa Chong Insituition
7-2-0!+0 Adam Roenberg 7 Hudson Montessori School
7-2-0!+0 Benjamin Lin Ruiyang 1 Hwa Chong Institution
7-2-0!+0 Caylie Scherba 8 Hudson Montessori Middle School
2+0!+7^0 Nayan Shah 8 Hudson Montessori School
7-2-0!+0 Sandra Syhalath 7 Rohrer M.S.
(7-2)-0^0 Dylan S. 6 Parker Middle School
7-2-0^0 Nicki S 6 Parker Middle School
7-2-0^0 Jon Tan 8 Hwachong Institution
7-2-0!-0 Chong Tjen-Yao 7 Hwa Chong Institution
-2-0!-0+7 Darren Toh 9 Hwa Chong Institution
2+7^0+0! Henry Trimpe 7 Hudson Montessori School
7-(2+0^0) Anna T. 6 Parker Middle School
7-(2+0!)+0 Sarah T 6 Parker Middle School
-2-0+0+7 Ang Chong Wei 9 Hwa Chong Institution
2+0!+7^0
7-0!-2-0
Chong Zhi Wei 7 Hwa Chong
7-2-0!-0 Tan Yi Wei 7 Hwa Chong Institution
-2-0!+0+7 Han Xiaoxiao 9 Hwa Chong Institution
7-0!-2+0 Lim Han Xin 7 Hci
(-2-0!+0)+7 Shaun Lum Yu Xuan 3 Hwa Chong Institution
-2-0^0+7 Loh Jun Yan 3 Hwa Chong Institution (High School Section)
2+0!+7^0 Chan Shen Yee 4 Hwa Chong Institution
7-(0!+2)+0 Lee Jun Yi 8 Hwa Chong Institution
-2+0-0!+7 Low Kah Yi 9 Hwa Chong Institution
7^0+2+0! Zhou Yifan 3 Hwa Chong Institution
7-2-0!-0 Tan Zher Yin 7 Hci
(7+0!)/2+0 Zou Xiang Yu 7 Hwa Chong Institution
7-2-(0!)-0 Xiao Yuting 8 Hwa Chong Institution
-2+0-0!+7 Chen Zijin 9 Hwa Chong
7-(0!)-0-2 Ng Soon Zhou 7 Hwa Chong Institution Highschool
7-2-0^0 Yu Zhou 1 Hwa Chong Institution
(7+0^0)/2 Anthony 6 Parker
7-2-0^0 Hannah 6 Parker Middle School
7-2-0!+0 Steven 6 Christ The Divine Techer School
-2-0!+0+7 Yuanxi 9 Hwa Chong Institution

Please notify Judy Ann Brown of any errors.

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