Open Middle®
Directions: Using the digits 1 to 9 at most one time each, fill in the boxes so that there is no solution to the system of equations. Source: Nanette Johnson
Read More »Tag Archives: DOK 2: Skill / Concept
Identify a Fraction on a Number Line
Directions: Label the point where 3/4 belongs on the number line. Be as precise as possible. Source: Inspired by Illustrative Mathematics
Read More »Solving Radical Equations
Source: Smarter Balanced Practice Question
Read More »Adding Numbers
Directions: Fill in the blanks with numbers that make the equation true. 4 + 5 = ___ – ___ Source: Nanette Johnson
Read More »Square Circumscribed about a Circle
Directions: What is the area of the smallest square that could fit around (circumscribed about) a circle with area 100π square units? Source: Nanette Johnson
Read More »Quadrilateral Inscribed in a Circle
Directions: What is the biggest area of a quadrilateral you can fit in a circle that has a circumference of 20π units? Source: Nanette Johnson
Read More »Decomposing Numbers Less Than Or Equal to 10
Directions: Add spots to each dog to make the total number of spots equal 10. Source: Unknown
Read More »Which Circle Is Bigger? (Middle School)
Directions: Which circle is bigger: one with an area of 30 square units or one with a circumference of 30 units? How do you know? Source: Robert Kaplinsky
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