2009 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, 2009.

Rules: use the digits in the year 2009 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: 2

Solution Name Grade School
sqrt9 - 2^0 + 0 Sabrina Duongtran 8 Mesa Union
9^0+2^0 Becca Worden 9 Alamo Heights High School
9*0+0+2 Mick, Ethan w, Dan 7 Mt.olive middle school
(9 times 0) +2+0 Elana Benedikt 9 Alamo Heights High School
2+0^9+0 Jemma Miller 9 Alamo Heights High School
9x0 + 2(0!) Ryan&Ashlie 5 Kohl Elementary
sqrt(9) - 2 + 0! + 0 Robert Low 9 Alamo Heights High School
(9*0)+2+0 Makayla .J 6 W P Sandin
2+0(0*9) Kordelle Robillard 6 WP Sandin
2+0+(0*9) Hillary Archer 6 W.P. Sandin
(0*9)+2+0 Todd Pilling 6 WP Sandin
2+0+(0*9) Daisy Yee 6 WP Sandin
(0x9x0)+2 Tyler Galbraith 6 WP Sandin
2+0(0*9) Zachary Banda 6 WP.Sandin
2 + 0 + ( 0 * 9 ) Brooke Andreae 6 WP Sandin
2 + 0 + ( 0 * 9 ) Brooke Andreae 6 WP Sandin
(9x0)+2+0 Rachael Woodard 9 Alamo Heights
2!+(0*9)+0 Room 85 4 Gray's Woods Elementary School
(9x0)+2+0 Angel Chavez 7 San Fernando Middle School
9 x 0 + 0 +2 Fatima Vazquez 7 San Fernando Middle School
(sqrt9)-(0+2)+0! Stephen 8 Christ the Divine Teacher School
(sqrt.9)-2+(0^0) Sarah Camp 7 Wm G. Rohrer MS
2+0*9+0 Alex D. 5 Chesterbrook Academy Oaks
9^0+2-0! megan hemphill 7 Wm g. rohrer MS
(9^0)(0)+2 Kenneth Trieu 10 Arlington High School
2+0+0(9) Talon 8 Woodlawn middle school
2+0+(9*0) Audrey 8 Woodlawn Middle
9x0+0+2 Madison 7 Woodlawn Middle School
(90*0)+2 Emily 8 Woodlawn Middle School
2+(9*0)-0 Elizabeth Livers 6 Woodlawn Middle School

Please notify Suzanne Alejandre of any errors.

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