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STANDARDS

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US-MO

Math

Missouri Math

Grade 3: Number Sense and Operations in Fractions

3.NF.A

Develop understanding of fractions as numbers.

3.NF.A.1

Fully covered
Understand a unit fraction as the quantity formed by one part when a whole is partitioned into equal parts.

3.NF.A.2

Understand that when a whole is partitioned equally, a fraction can be used to represent a portion of the whole.

3.NF.A.2a

Fully covered
Describe the numerator as representing the number of pieces being considered.

3.NF.A.2b

Fully covered
Describe the denominator as the number of pieces that make the whole.

3.NF.A.3

Represent fractions on a number line.

3.NF.A.3a

Fully covered
Understand the whole is the interval from 0 to 1.

3.NF.A.3b

Fully covered
Understand the whole is partitioned into equal parts.

3.NF.A.3c

Fully covered
Understand a fraction represents the endpoint of the length a given number of partitions from 0.

3.NF.A.4

Fully covered
Demonstrate that two fractions are equivalent if they are the same size, or the same point on a number line.

3.NF.A.5

Fully covered
Recognize and generate equivalent fractions using visual models, and justify why the fractions are equivalent.

3.NF.A.6

Fully covered
Compare two fractions with the same numerator or denominator using the symbols >, = or <, and justify the solution.

3.NF.A.7

Fully covered
Explain why fraction comparisons are only valid when the two fractions refer to the same whole.