Three Balloons for Two Dollars: Developing Proportional Reasoning

200084 citationsJournal Article

Authors

Cynthia W. Langrall · Illinois State University

Jane O. Swafford · National Council on Aging

Abstract

Ellen, Jim, and Steve bought three helium-filled balloons and paid $2 for all three. They decided to go back to the store and buy enough balloons for everyone in the class.

Topics & Keywords

School Choice and Performance

UN Sustainable Development Goals

Industry, innovation and infrastructure

Publication Details

Published in: Mathematics Teaching in the Middle School

Volume 6, Issue 4, pp. 254-261

DOI: 10.5951/mtms.6.4.0254

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