Problems to Ponder

Author:
Chris Harrow Mastery School of Hawken, Cleveland, OH

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Yaomingxin Lu California State University in Fresno

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Problems to Ponder provides 28 varying, classroom-ready mathematics problems that collectively span PK–12, arranged in the order of the grade level. Answers to the problems are available online. Individuals are encouraged to submit a problem or a collection of problems directly to mtlt@nctm.org. If published, the authors of problems will be acknowledged.

Supplementary Materials

    • Answers (6,802 KB)

Problem 19

 

Problem 21

 

Problem 22

 

Problem 25

 

Problem 26

 

 

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Mathematics Teacher: Learning and Teaching PK-12
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