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Core concept: Equal means the same.
Activity: Investigating equal – 30 minutes
Activity: Investigating equal – 30 minutes
Select combinations of 2 images and ask students questions, such as:
Select combinations of 2 images and ask students questions, such as:
- Do these pictures show a fair share?
- How are the 2 parts represented in these 2 images different?
- Would it matter which collection you received? Why?
- How can you tell if the collections are equal or not?
Consolidation and meaningful practice: Making it fair – 15 minutes
Consolidation and meaningful practice: Making it fair – 15 minutes
Choose one of the unequal collections from Resource 1: Gallery images, such as muffins or flowers, and model how you can redistribute the materials to make equal groups.
Choose one of the unequal collections from Resource 1: Gallery images, such as muffins or flowers, and model how you can redistribute the materials to make equal groups.
Display Resource 2: Making it fair. In pairs, students use concrete materials to model and describe how they would redistribute the items to make fair shares (see Figure 3).
Display Resource 2: Making it fair. In pairs, students use concrete materials to model and describe how they would redistribute the items to make fair shares (see Figure 3).
Select students to share their thinking and methods.
Select students to share their thinking and methods.
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