Type:

Other

Description:

In this 11-minute video Jeanne Wright's first grade students develop strategies for mental addition and missing addends by decomposing and composing numbers. They also explore multiple ways of organizing 30 objects into equal groups and demonstrate their understanding through oral explanations, drawings, and manipulatives. The resource includes viewer reflection questions, a video transcript (.doc), and printable cards to practice part-part-whole relationships (.pdf).

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:

Grade 2,Grade 1,Make use of structure,NSDL,Teaching strategies,Addition,Early Elementary,Visual representation,Representation,Number concepts,Social Sciences,Arithmetic,Analyze and persevere,Concept formation,Process skills,Number and operations,Mathematical language,oai:nsdl.org:2200/20140728161009860T,Model with mathematics,Life Science,Composition and decomposition of numbers,Patterns and sequences,Whole numbers,Vocational/Professional Development Education,NSDL_SetSpec_ncs-NSDL-COLLECTION-000-003-112-027,Reason abstractly,Practice Standards,Elementary School,Number patterns,Reason quantitatively,Chemistry,Operations,Mental calculation,Number sense,Mathematics,Engineering,Problem solving,Communication,Education,Construct arguments,Reasoning

Language:

English

Access Privileges:

Public - Available to anyone

License Deed:

Creative Commons Attribution Non-Commercial Share Alike

Collections:

None
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