Type:

Other

Description:

This problem reinforces addition fact fluency, develops reasoning, and encourages working systematically. Solvers determine which seven cards, out of a set of 15 numbered cards 1-15, are used to satisfy the given sums of each consecutive pair of cards. The resource includes hints for getting started, printable copies of the problem and number cards, suggestions implementation and differentiation, discussion questions, and sample student solutions.

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 3,NSDL,Grade 4,Grade 5,Addition,Representation,Number concepts,Social Sciences,Arithmetic,Analyze and persevere,Process skills,Number and operations,Upper Elementary,Word problems,Model with mathematics,Subtraction,Life Science,Composition and decomposition of numbers,Informal Education,Whole numbers,Vocational/Professional Development Education,NSDL_SetSpec_ncs-NSDL-COLLECTION-000-003-112-027,Reason abstractly,Practice Standards,Elementary School,Modeling,Strategies,Chemistry,Operations,oai:nsdl.org:2200/20140728161129611T,Mental calculation,Communication,Mathematics,Problem solving,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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Non-profit Tax ID # 203478467