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Danforth-Clayson, Heather. (2020). Piece of Cake. In S. Bowen (Ed.), Math Circle Activity Database. American Institute of Mathematics. https://mathcircles.org/activity/piece-of-cake

Piece of Cake; Delectable Fractions and Decimals

Contributor(s):
Math Circles:
While exploring the relationship between fractions and decimals, participants will have the opportunity to practice operations with fractions, notice and explain patterns, review understandings of place value and number sense, and justify their reasoning. You can get a taste of math research by repeating these two steps: Think about an interesting unsolved problem, and Do Something to try solving it. Now Think about what you notice, and Do Something to explore your results. Repeat.

Activity Guide

This guide looks at the activity in detail and goes into the underlying math.