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Now that you have finished working on the Bubble Gum Contest problem, reflect on the following questions:
- Imagine that two of your goals are to help your students develop meaning for the subdivisions and points on a number line and to gain skill in using the number line as a tool for comparing ratios. How would you place an emphasis on communication as you work with your students?
- How can communication about ratios and fractions be enhanced through the use of oral and written language, number lines, and fraction symbols?
- What follow-up activities related to communicating about a number line might you suggest?

Watch a class tackle this problem
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