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#### 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: Which of the following sums are equal to $\frac{22}{17}$? $\frac{5}{17}+\frac{4}{17}+\frac{3}{17}+\frac{10}{17}$ \$\frac{3}{17}+\frac{8}{17}+\frac{3}{17...

#### Subjects:

• Mathematics > General
• Education > General

#### Keywords:

Informal Education,NSDL,Grade 4,Upper Elementary,NSDL_SetSpec_ncs-NSDL-COLLECTION-000-003-112-103,oai:nsdl.org:2200/20130211105338983T,Elementary School,Vocational/Professional Development Education,Mathematics,Education

English

#### Access Privileges:

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#### Collections:

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Update Standards?

#### CCSS.Math.Content.4.NF.B.3b: Common Core State Standards for Mathematics

Decompose a fraction into a sum of fractions with the same denominator in more than one way, recording each decomposition by an equation. Justify decompositions, e.g., by using a visual fraction model.
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