Find the easiest common denominator. A video demonstrates finding a common denominator to add fractions. Pupils learn how to find a common denominator by using the product of the two denominators. After finding the common denominator, the video shows how to generate an equivalent fraction before adding.

Concepts

fractions, common denominators, adding fractions, subtracting fractions, equivalent fractions

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Additional Tags

math

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Instructional Ideas

• Review finding equivalent fractions and simplifying fractions
• Provide opportunities for the class to practice finding common denominators before moving on to addition and subtraction

Classroom Considerations

• Individuals should know how to add fractions with common denominators

• This video is hosted on YouTube

Pros

• Uses colors to show relationships between numbers
• Connects and refers to previous videos in the series to provide continuity to different skills

Cons

• None

Common Core

SL.5.2 5.NF.A.1 MP6