Solving Equivalent Fractions: Bianca's New Pet

Learning Resource Type

Classroom Resource

Subject Area

Mathematics

Grade(s)

4

Overview

This video from Cyberchase features Bianca working on her aunt and uncle’s farm. Bianca is excited because she’s getting a new pet. She uses equivalent fractions to combine different lengths of wood to build a roof on a house for the new pet. In the accompanying classroom activity, students use equivalent fractions to solve a problem and create word problems of their own.

Mathematics (2019) Grade(s): 4

MA19.4.13

Using area and length fraction models, explain why one fraction is equivalent to another, taking into account that the number and size of the parts differ even though the two fractions themselves are the same size.

UP:MA19.4.13

Vocabulary

  • Fraction
  • Numerator
  • Denominator
  • Equivalent
  • Fraction model
  • Area model -Length model

Knowledge

Students know:
  • Fractions can be equivalent even though the number of parts and size of the parts differ.
  • Two fractions are equivalent if they are at the same point on a number line or if they have the same area.

Skills

Students are able to:
  • Use area and length fraction models to explain why fractions are equivalent.
  • Recognize and generate equivalent fractions.

Understanding

Students understand that:
  • equivalent fractions are fractions that represent equal value.
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