Tag Archives: DOK 3: Strategic Thinking

Make the Biggest Circle

Directions: Using the digits 1 to 9 as many times as you want, fill in the boxes to make the biggest circle: Source: Robert Kaplinsky

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Is the Quadrilateral a Square?

Directions: What is the least number of geometric markings needed to demonstrate that a quadrilateral is a square? Source: A collaborative effort of Jose De La Torre and Nanette Johnson answer by Ricardo Navarro with help from Robert Kaplinsky

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Order of Operations

Directions: Use the Order of Operations with the numbers shown on the card below (in any order) so that when you simplify the expression, the answer is 24. Source: This problem was adapted from the 24 Math Game.

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Multiplying Mixed Numbers

Directions: Using the digits 1 to 9 at most one time each, fill in the boxes to make the smallest (or largest) product. Source: Robert Kaplinsky

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Multiplying Fractions

Directions: Using the digits 1 to 9 at most one time each, fill in the boxes to ake the smallest (or largest) product. Source: Robert Kaplinsky

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Dividing Mixed Numbers

Directions: Using the digits 1 to 9 at most one time each, fill in the boxes to make the smallest (or largest) quotient. Source: Robert Kaplinsky

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Dividing Fractions

Directions: Using the digits 1 to 9 at most one time each, fill in the boxes to make the smallest (or largest) quotient. Source: Robert Kaplinsky

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Subtracting Fractions

Directions: Using the digits 1 to 9 at most one time each, fill in the boxes to make the smallest (or largest) difference. Source: Robert Kaplinsky

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