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Open Middle - Challenging math problems worth solving
CHALLENGING MATH PROBLEMS WORTH SOLVING DOWNLOAD OUR FAVORITE PROBLEMS FROM EVERY GRADE LEVEL Get Our Favorite Problems Take The Online Workshop WANT GOOGLE SLIDE VERSIONS OF ALL PROBLEMS? HERE'S OUR ...
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Functions | Open Middle®
Directions: List 2 points form a line that satisfies the following (you can use numbers 0-5, but you can only use a number once). Write the equation of the line represented by the points: a) Its rate ...
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Transformations | Open Middle®
Directions: Given triangle ABC with vertices (-8,2), (-2,2), and (-2, 8), create triangle DEF in quadrant one that uses a translation, rotation, and reflection (in any order) to take that triangle to ...
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What’s Open Middle? | Open Middle®
The name "Open Middle" might sound like a strange name for a website about math problems. However, it references a very specific type of problem we try to encourage here. Most of the problems on this ...
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Mean, Median, and Range | Open Middle®
Directions: Create a set of five positive integers from 1 to 20 that have the same mean, median, and range. Source: Eric Berchtold and Melissa Minnix
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Exploring Equations | Open Middle®
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