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CCSS Domain NF

Fractions Worksheets

86 printable Fractions worksheets across grades K-8 — every page tied to a specific Common Core standard, with a worked example and full answer key.

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About the Fractions strand

The Fractions strand — coded NF in the Common Core State Standards — runs through every grade level represented above. Each grade revisits the same big ideas with progressively more abstract numbers and richer contexts. That spiral is why a Grade 4 worksheet in this strand looks similar to a Grade 6 one on the surface, even though the underlying expectation has shifted considerably. For a deeper map of the standards in this strand, see the official CCSS Fractions progression document.

Use the grade pills above to jump to the level you are teaching, or scroll the full list to see how the same topic shows up across the K-8 arc. We deliberately keep the printable layout the same across grades so students who already know our pages can focus on the math instead of re-learning a new format.

All Fractions worksheets

Grade 3 · 3.NF.1

3.NF.1 Equivalent Fractions — Grade 3 Fractions (Set A)

Understand a fraction 1/b as the quantity formed by 1 part when a whole is partitioned into b equal parts;...

Set A 10 problems
Grade 3 · 3.NF.1

3.NF.1 Mixed Number Practice — Grade 3 Fractions (Set B)

Understand a fraction 1/b as the quantity formed by 1 part when a whole is partitioned into b equal parts;...

Set B 10 problems
Grade 3 · 3.NF.2

3.NF.2 Fraction Word Problems — Grade 3 Fractions (Set A)

Understand a fraction as a number on the number line; represent fractions on a number line diagram.

Set A 10 problems
Grade 3 · 3.NF.2

3.NF.2 Fraction Number Line — Grade 3 Fractions (Set B)

Understand a fraction as a number on the number line; represent fractions on a number line diagram.

Set B 10 problems
Grade 3 · 3.NF.2.a

3.NF.2.a Fraction Number Line — Grade 3 Fractions (Set A)

Represent a fraction 1/b on a number line diagram by defining the interval from 0 to 1 as the whole...

Set A 10 problems
Grade 3 · 3.NF.2.a

3.NF.2.a Fraction Word Problems — Grade 3 Fractions (Set B)

Represent a fraction 1/b on a number line diagram by defining the interval from 0 to 1 as the whole...

Set B 10 problems
Grade 3 · 3.NF.2.b

3.NF.2.b Mixed Number Practice — Grade 3 Fractions (Set A)

Represent a fraction a/b on a number line diagram by marking off a lengths 1/b from 0. Recognize that the...

Set A 10 problems
Grade 3 · 3.NF.2.b

3.NF.2.b Equivalent Fractions — Grade 3 Fractions (Set B)

Represent a fraction a/b on a number line diagram by marking off a lengths 1/b from 0. Recognize that the...

Set B 10 problems
Grade 3 · 3.NF.3

3.NF.3 Mixed Number Practice — Grade 3 Fractions (Set A)

Explain equivalence of fractions in special cases, and compare fractions by reasoning about their size.

Set A 10 problems
Grade 3 · 3.NF.3

3.NF.3 Equivalent Fractions — Grade 3 Fractions (Set B)

Explain equivalence of fractions in special cases, and compare fractions by reasoning about their size.

Set B 10 problems
Grade 3 · 3.NF.3.a

3.NF.3.a Equivalent Fractions — Grade 3 Fractions (Set A)

Understand two fractions as equivalent (equal) if they are the same size, or the same point on a number line.

Set A 10 problems
Grade 3 · 3.NF.3.a

3.NF.3.a Mixed Number Practice — Grade 3 Fractions (Set B)

Understand two fractions as equivalent (equal) if they are the same size, or the same point on a number line.

Set B 10 problems
Grade 3 · 3.NF.3.b

3.NF.3.b Fraction Word Problems — Grade 3 Fractions (Set A)

Recognize and generate simple equivalent fractions, e.g., 1/2 = 2/4, 4/6 = 2/3). Explain why the fractions are equivalent, e.g.,...

Set A 10 problems
Grade 3 · 3.NF.3.b

3.NF.3.b Fraction Number Line — Grade 3 Fractions (Set B)

Recognize and generate simple equivalent fractions, e.g., 1/2 = 2/4, 4/6 = 2/3). Explain why the fractions are equivalent, e.g.,...

Set B 10 problems
Grade 3 · 3.NF.3.c

3.NF.3.c Mixed Number Practice — Grade 3 Fractions (Set A)

Express whole numbers as fractions, and recognize fractions that are equivalent to whole numbers.

Set A 10 problems
Grade 3 · 3.NF.3.c

3.NF.3.c Equivalent Fractions — Grade 3 Fractions (Set B)

Express whole numbers as fractions, and recognize fractions that are equivalent to whole numbers.

Set B 10 problems
Grade 3 · 3.NF.3.d

3.NF.3.d Fraction Number Line — Grade 3 Fractions (Set A)

Compare two fractions with the same numerator or the same denominator by reasoning about their size. Recognize that comparisons are...

Set A 10 problems
Grade 3 · 3.NF.3.d

3.NF.3.d Fraction Word Problems — Grade 3 Fractions (Set B)

Compare two fractions with the same numerator or the same denominator by reasoning about their size. Recognize that comparisons are...

Set B 10 problems
Grade 3 · 3.NF.A

3.NF.A Mixed Number Practice — Grade 3 Fractions (Set A)

Develop understanding of fractions as numbers.

Set A 10 problems
Grade 3 · 3.NF.A

3.NF.A Equivalent Fractions — Grade 3 Fractions (Set B)

Develop understanding of fractions as numbers.

Set B 10 problems
Grade 4 · 4.NF.1

4.NF.1 Mixed Number Practice — Grade 4 Fractions (Set A)

Explain why a fraction a/b is equivalent to a fraction (n × a)/(n × b) by using visual fraction models,...

Set A 10 problems
Grade 4 · 4.NF.1

4.NF.1 Equivalent Fractions — Grade 4 Fractions (Set B)

Explain why a fraction a/b is equivalent to a fraction (n × a)/(n × b) by using visual fraction models,...

Set B 10 problems
Grade 4 · 4.NF.2

4.NF.2 Fraction Number Line — Grade 4 Fractions (Set A)

Compare two fractions with different numerators and different denominators, e.g., by creating common denominators or numerators, or by comparing to...

Set A 10 problems
Grade 4 · 4.NF.2

4.NF.2 Fraction Word Problems — Grade 4 Fractions (Set B)

Compare two fractions with different numerators and different denominators, e.g., by creating common denominators or numerators, or by comparing to...

Set B 10 problems
Grade 4 · 4.NF.3

4.NF.3 Equivalent Fractions — Grade 4 Fractions (Set A)

Understand a fraction a/b with a > 1 as a sum of fractions 1/b.

Set A 10 problems
Grade 4 · 4.NF.3

4.NF.3 Mixed Number Practice — Grade 4 Fractions (Set B)

Understand a fraction a/b with a > 1 as a sum of fractions 1/b.

Set B 10 problems
Grade 4 · 4.NF.3.a

4.NF.3.a Fraction Number Line — Grade 4 Fractions (Set A)

Understand addition and subtraction of fractions as joining and separating parts referring to the same whole.

Set A 10 problems
Grade 4 · 4.NF.3.a

4.NF.3.a Fraction Word Problems — Grade 4 Fractions (Set B)

Understand addition and subtraction of fractions as joining and separating parts referring to the same whole.

Set B 10 problems
Grade 4 · 4.NF.3.b

4.NF.3.b Mixed Number Practice — Grade 4 Fractions (Set A)

Decompose a fraction into a sum of fractions with the same denominator in more than one way, recording each decomposition...

Set A 10 problems
Grade 4 · 4.NF.3.b

4.NF.3.b Equivalent Fractions — Grade 4 Fractions (Set B)

Decompose a fraction into a sum of fractions with the same denominator in more than one way, recording each decomposition...

Set B 10 problems