Add & Subtract Fractions & Mixed Numbers
4th Grade


Alabama Course of Study Standards:
15

Model and justify decompositions of fractions and explain addition and subtraction of fractions as joining or
separating parts referring to the same whole. 
Arkansas Academic Standards:
4.NF.B.3.A

Understand addition and subtraction of fractions as joining and separating parts referring to the same whole 
Arizona Academic Standards:
4.NF.B.3a
Common Core State Standards:
Math.4.NF.3a or 4.NF.B.3.A
Kentucky Academic Standards (KAS):
4.NF.3.a
Mississippi College and CareerReadiness Standards:
4.NF.3a

Understand addition and subtraction of fractions as joining and
separating parts referring to the same whole. 
Georgia Standards of Excellence (GSE):
4.NR.4.4

Represent whole numbers and fractions as the sum of unit fractions. 
Louisiana Academic Standards:
4.NF.B.3.a

Understand addition and subtraction of fractions as joining and separating parts referring to the same whole.
Example: 3/4 = 1/4 + 1/4 + 1/4. 
Massachusetts Curriculum Frameworks:
4.NF.B.3.a

Understand addition and subtraction of fractions as joining and separating parts referring to the same whole. (The whole can be a set of objects.) 
North Carolina  Standard Course of Study:
4.NF.3.a

Understand addition and subtraction of fractions as joining and separating parts referring to the same whole. 
Tennessee Academic Standards:
4.NF.B.3.a

Decompose a fraction into a sum of fractions with the same denominator in more than one way (e.g., 3/8 = 1/8 + 1/8 + 1/8; 3/8 = 1/8 + 2/8; 21/8 = 1 + 1 + 1/8 = 8/8 + 8/8 + 1/8), recording each decomposition by an equation. Justify
decompositions by using a visual fraction model. 
Alabama Course of Study Standards:
15.b

Add and subtract fractions and mixed numbers with like denominators using fraction equivalence, properties of
operations, and the relationship between addition and subtraction. 
Arkansas Academic Standards:
4.NF.B.3.C

Add and subtract mixed numbers with like denominators (e.g., by using properties of operations and the relationship between addition and subtraction and by replacing each number with an equivalent fraction) 
Arizona Academic Standards:
4.NF.B.3c

Add and subtract mixed numbers with like denominators (e.g., by using properties of operations and the relationship between addition and subtraction and/or by replacing each mixed number with an equivalent fraction). 
Common Core State Standards:
Math.4.NF.3c or 4.NF.B.3.C
Kentucky Academic Standards (KAS):
4.NF.3.c
Mississippi College and CareerReadiness Standards:
4.NF.3c

Add and subtract mixed numbers with like denominators, e.g., by
replacing each mixed number with an equivalent fraction, and/or
by using properties of operations and the relationship between
addition and subtraction. 
Georgia Standards of Excellence (GSE):
4.NR.4.6

Add and subtract fractions and mixed numbers with like denominators using a variety of tools. 
North Carolina  Standard Course of Study:
4.NF.3.c

Add and subtract fractions, including mixed numbers with like denominators, by replacing each mixed number with an equivalent fraction, and/or by using properties of operations and the relationship between addition and subtraction. 
New York State Next Generation Learning Standards:
4.NF.3.c

Add and subtract mixed numbers with like denominators. e.g., replacing each mixed number with an equivalent fraction, and/or by using properties of operations and the relationship between addition and subtraction 
Tennessee Academic Standards:
4.NF.B.3.c

Add and subtract mixed numbers with like denominators by replacing each mixed number with an equivalent fraction and/or by using properties of operations and the relationship between addition and subtraction. 
Wisconsin Academic Standards:
4.NF.B.3.c

Add and subtract fractions, including mixed numbers, with like denominators (e.g., 3/8 + 2/8) and related denominators (e.g., 1/2 +1/4, 1/3 + 1/6) by using visual fraction models (e.g., tape diagrams and number lines), properties of operations, and the relationship between addition and subtraction. 
Pennsylvania Core Standards:
CC.2.1.4.C.2

Build fractions from unit fractions by applying and extending previous understandings of operations on whole numbers. 
Pennsylvania Core Standards:
M04.AF.2.1.1

Add and subtract fractions with a common denominator (denominators limited to 2, 3, 4, 5, 6, 8, 10, 12, and 100; answers do not need to be simplified; and no improper fractions as the final answer). 
Pennsylvania Core Standards:
M04.AF.2.1.3

Add and subtract mixed numbers with a common denominator (denominators limited to 2, 3, 4, 5, 6, 8, 10, 12, and 100; no regrouping with subtraction; fractions do not need to be simplified; and no improper fractions as the final answers). 
Florida  Benchmarks for Excellent Student Thinking:
MA.4.FR.2.2

Add and subtract fractions with like denominators, including mixed numbers and fractions greater than one, with procedural reliability. 
Florida  Benchmarks for Excellent Student Thinking:
MA.4.FR.2.3

Explore the addition of a fraction with denominator of 10 to a fraction with denominator of 100using equivalent fractions. 
Florida  Benchmarks for Excellent Student Thinking:
MA.4.AR.1.2

Solve realworld problems involving addition and subtraction of fractions with like denominators, including mixed numbers and fractions greater than one. 
Georgia Standards of Excellence (GSE):
4.NR.4.6

Add and subtract fractions
and mixed numbers with like
denominators using a variety
of tools. 
Georgia Standards of Excellence (GSE):
4.NR.5.1

Demonstrate and
explain the concept
of equivalent
fractions with
denominators of 10
and 100, using
concrete materials
and visual models.
Add two fractions
with denominators of
10 and 100. 
