Resources and Tools for Elementary Math Specialists and Teachers
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Subtraction with Common Denominators

Teachers can use this interactive tool to help students build a conceptual understanding of subtracting fractions with common denominators by linking visual models to procedures. The page includes a video demonstration of the tool. Free registration is required to use the tool. A paid subscription is necessary to access curriculum materials and allow full student use.
Contributed by: Conceptua Math, Publisher
Math TopicNumber Sense, Fractions, Mathematical Practices, Mathematical Processes
Grade Level4, 5, 6+
Resource TypeDemonstration, Interactive Media, Video

  • Additional Information
    • AudienceEducator
    • LanguageEnglish (USA)
    • Education Topic
    • Interdisciplinary Connection
    • Professional DevelopmentNo
    • ContributorConceptua Math, Publisher
    • Publication Date2011
    • RightsCopyright (c) 2011 Conceptua Math, LLC
    • AccessAvailable by subscription, Free access with registration
  • Standards
    • Common Core State Standards for Mathematics

      Select a standards document: