Tag Archives: DOK 2: Skill / Concept

Multiplying Decimals Given One

Directions: Using the digits 1 to 9 at most one time each, fill in the boxes to make a true statement. Source: Robert Kaplinsky with help verifying the answer from Marcia and Rick Casterline

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Line of Reflections on Isosceles Triangles

Directions: How many ways can you determine the location of the line of reflection for isosceles triangle XYZ that maps Point X to Point Z? Source: Irvine Math Project, Nanette Johnson, and Robert Kaplinsky.

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Two-Step Equations 2

Directions: Using the digits 1 to 9 at most one time each, fill in the boxes to find the largest (or smallest) possible values for x. Source: Chase Orton and Mark Goldstein

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Exploring Equations

Directions: For each problem below, use the digits 1 to 9 at most one time each, to fill in the boxes to find the the greatest value for x that you can. Source:  Chase Orton and Mark Goldstein

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Area/Circumference of Circles

Directions: If possible, find the radius of a circle where the area of the circle and the circumference of the circle are equal. Is there more than one possible answer? Source: Karen Bloom

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Equivalent Expressions 3

Directions: Using the digits 1 to 9 at most one time each, fill in the boxes to create two equivalent expressions. Source: Will Case

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Equivalent Expressions 2

Directions: Using the digits 1 to 9 at most one time each, fill in the boxes to create two equivalent expressions. Source: Will Case

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