Pizza Fraction Models (Equivalent Fractions)

Lesson Overview

Students use models, drawings, and manipulatives to create equivalent fractions and explore the "why" behind it.

Duration

1-2 hours

Lesson Type

Traditional Lesson

Essential Question

How can we recognize that fractions represent the same amount, even though they look different? How can we use knowledge of the multiplication property of one to generate equivalent fractions?

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Other Instructional Materials or Notes:

Math
- Fractions

Pictures of pizzas cut into different slices (limit to halves, thirds, and fourths).
Notebooks to record student thinking, visual models, and examples.
“Pizza Fraction Models” Performance Task Worksheets for each student
Writing utensils - one color for each shoulder partner
Optional: tape or magnets to secure the visuals to the front board
Optional: fraction tiles/bars to assist

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Standards

Use reasoning strategies to sort the decimals into categories of less than or greater than 1/2. Have students explain their thinking for the placements.
- 4.NR.2 Represent and compare fractions in multiple ways using part-whole relationships
  - 4.NR.2.3 Generate equivalent fractions, including fractions greater than 1, using multiple representations. Limit fractions to denominators of 2, 3, 4, 5, 6, 8, 10, 12, 20, 25, 50, and 100

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