This open-ended problem requires students to use the pattern of triangles on the given figure to divide the square into halves, thirds, sixths, and ninths. The problem asks students to find the part of the whole that is squares or triangles and then determine how these shapes represent each fraction of the whole. Included with this problem are teacher notes with suggestions for introducing the problem, discussion questions, support suggestions, and a printable version of the square.
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Contributed by: NRICH team - Author, Millenium Maths Project - Publisher

Math TopicNumber Sense, Fractions, Mathematical Practices, Mathematical Processes

Grade Level3, 4, 5

Resource TypeActivity

**Additional Information**- AudienceLearner
- LanguageEnglish (United Kingdom)
- Education Topic
- Interdisciplinary Connection
- Professional DevelopmentNo
- ContributorNRICH team - Author, Millenium Maths Project - Publisher
- Publication Date2012
- RightsCopyright (c) 1997-2012 University of Cambridge

http://nrich.maths.org/public/terms.php - AccessFree access

**Standards**### Common Core State Standards for Mathematics