Type:

Other

Description:

This is a task from the Illustrative Mathematics website that is one part of a complete illustration of the standard to which it is aligned. Each task has at least one solution and some commentary that addresses important asects of the task and its potential use. Here are the first few lines of the commentary for this task: The students in Mr. Nolan's class are writing expressions for the perimeter of a rectangle of side length $\ell$ and width $w$. After they share their ...

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

Keywords:

Informal Education,Middle School,Grade 6,NSDL,NSDL_SetSpec_ncs-NSDL-COLLECTION-000-003-112-103,Vocational/Professional Development Education,Mathematics,Education,oai:nsdl.org:2200/20130211105257602T

Language:

English

Access Privileges:

Public - Available to anyone

License Deed:

Creative Commons Attribution Non-Commercial Share Alike

Collections:

None
Update Standards?

CCSS.Math.Content.6.EE.A.4: Common Core State Standards for Mathematics

Identify when two expressions are equivalent (i.e., when the two expressions name the same number regardless of which value is substituted into them).
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