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Multiplying Unit Fractions Using an Area Model: 1/6 * 1/4

Khan AcademyJune 30, 20252 min676 views
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Understanding Fraction Multiplication

  • 🎯 The video demonstrates how to represent the multiplication of two unit fractions, specifically 1/6 times 1/4, using an area model.
  • πŸ’‘ The process involves dividing a unit square into equal parts based on each fraction.

Constructing the Area Model

  • πŸ“ To represent 1/6, a unit square is divided into six equal horizontal sections.
  • πŸ“ To represent 1/4, the same unit square is divided into four equal vertical sections.
  • 🎨 The overlap of these divisions visually represents the product of the two fractions.

Identifying the Correct Diagram

  • πŸ” The goal is to find a diagram that accurately shows the area model for 1/6 * 1/4.
  • ❌ Diagrams representing 1/4 * 1/4 or 1/6 * 1/2 are incorrect because they do not match the specified fractions.
  • βœ… Choice C is identified as the correct representation, where a unit square is divided into fourths horizontally and sixths vertically, with the overlapping shaded area showing the product.

The Resulting Fraction

  • πŸ“Š The overlapping area in the correct diagram represents 1/24 of the entire unit square, which is the product of 1/6 and 1/4.
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Transcript8 segments

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What’s Discussed

Unit FractionsFraction MultiplicationArea ModelVisual RepresentationKhan AcademyMathematics1/61/41/24
Smart Objects7 Β· 4 links
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