# Anticipating Student Strategies & Misconceptions

**Before You Watch**

- Review the mathematical goals and the Focus Questions for the problem.
- Work through the problem with the goals and Focus Questions in mind.
- How would you launch the problem?
- What will you be looking for during the explore phase of the lesson?
- How will you use this information to orchestrate a summary that uses student thinking to highlight the goals?

## Focus Question

How do rate tables help us find equivalent ratios?

## Comparing Bits and Pieces, Problem 2.3

### Documents

As you view the video, we suggest that you consider the following questions.

- How would you describe the significant steps in a teacher’s planning process?
- What evidence is there that the teacher understands the important mathematical understandings and strategies embedded in the problem?
- What evidence is there that the teacher understands the important mathematical understandings and strategies embedded in the problem?
- In what ways does the teacher plan for the Launch, Explore, and Summarize phases of the lesson?
- What tools or artifacts does the teacher use to plan the lesson?
- To what extent does the teacher consider the CCSSM and the Mathematical Practices?