**Colorado Education Standards**. Fractions can show a part of a group or part of a set. Read More...

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Study GuideFractions

Worksheet/Answer keyFractions

Worksheet/Answer keyFractions

Worksheet/Answer keyFractions

Worksheet/Answer keyAll About Fractions

CO.3.1. Number Sense, Properties, and Operations

3.1.2. Parts of a whole can be modeled and represented in different ways. Students can:

3.1.2.a. Develop understanding of fractions as numbers. (CCSS: 3.NF)

3.1.2.a.i. Describe a fraction 1/b as the quantity formed by 1 part when a whole is partitioned into b equal parts; describe a fraction a/b as the quantity formed by a parts of size 1/b. (CCSS: 3.NF.1)

3.1.2.a.iii. Explain equivalence of fractions in special cases, and compare fractions by reasoning about their size. (CCSS: 3.NF.3)

3.1.2.a.iii.3. Express whole numbers as fractions, and recognize fractions that are equivalent to whole numbers. (CCSS: 3.NF.3c)

CO.3.4. Shape, Dimension, and Geometric Relationships

3.4.1. Geometric figures are described by their attributes. Students can:

3.4.1.a. Reason with shapes and their attributes. (CCSS: 3.G)

3.4.1.a.ii. Partition shapes into parts with equal areas. Express the area of each part as a unit fraction of the whole. (CCSS: 3.G.2)