Type:

Other

Description:

This article suggests a way to help students understand why the algorithm "invert and multiply" to divide fractions makes sense. A general proof for the teacher is included at the end.

Subjects:

  • Mathematics > General
  • Education > General

Education Levels:

  • Grade 1
  • Grade 2
  • Grade 3
  • Grade 4
  • Grade 5
  • Grade 6
  • Grade 7
  • Grade 8
  • Grade 9
  • Grade 10
  • Grade 11
  • Grade 12

Keywords:

Make use of structure,NSDL,Teaching strategies,Grade 6,Visual representation,Representation,Mathematics,Arithmetic,Fractions,Division,Number and operations,Upper Elementary,Algebraic representation,Grade 5,Model with mathematics,Multiplication,Modeling,Concept formation,Middle School,NSDL_SetSpec_ncs-NSDL-COLLECTION-000-003-112-027,Practice Standards,oai:nsdl.org:2200/20140728161109890T,Elementary School,Algorithms,Reason quantitatively,Computing and Information,Operations,Deductive reasoning,Number sense,Mathematical language,Connections,Engineering,Vocational/Professional Development Education,Communication,Process skills,Education,Reasoning

Language:

English

Access Privileges:

Public - Available to anyone

License Deed:

Creative Commons Attribution Non-Commercial Share Alike

Collections:

None
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