Common Core math · Grade 4 · Number & Operations — Fractions
4.NF.B.3
Add and subtract fractions with the same denominator.
What 4.NF.B.3 says
Understand a fraction a/b with a > 1 as a sum of fractions 1/b; add and subtract fractions with like denominators.
- Grade
- Grade 4
- Domain
- NF — Number & Operations — Fractions
- Full code
- CCSS.MATH.CONTENT.4.NF.B.3
Free worksheets for 4.NF.B.3
22 aligned worksheets. Every one is a free printable PDF. No account, no email, no paywall.
Adding Fractions Like Denominators — Add Like Denominators
Math · 1 page
Adding Fractions Like Denominators — Subtract Like Denominators
Math · 1 page
Adding Fractions Like Denominators — Decompose a Fraction
Math · 1 page
Adding Fractions Like Denominators — Add Mixed Numbers
Math · 1 page
Adding Fractions Like Denominators — Subtract Mixed Numbers
Math · 1 page
Adding Fractions Like Denominators — Regroup Mixed Numbers
Math · 1 page
Adding Fractions Like Denominators — Fraction Word Problems
Math · 1 page
Adding Fractions Like Denominators — Sum of Unit Fractions
Math · 1 page
Adding Fractions Like Denominators — Add Three Fractions
Math · 1 page
Adding Fractions Like Denominators — Difference of Mixed Numbers
Math · 1 page
Adding Fractions Unlike Denominators — Find a Common Denominator
Math · 1 page
Adding Fractions Unlike Denominators — Add Unlike Denominators
Math · 1 page
Adding Fractions Unlike Denominators — Subtract Unlike Denominators
Math · 1 page
Adding Fractions Unlike Denominators — Add Mixed Numbers Unlike
Math · 1 page
Adding Fractions Unlike Denominators — Subtract Mixed Numbers Unlike
Math · 1 page
Adding Fractions Unlike Denominators — Least Common Denominator
Math · 1 page
Adding Fractions Unlike Denominators — Fraction Sums Word Problems
Math · 1 page
Adding Fractions Unlike Denominators — Regroup to Subtract
Math · 1 page
Adding Fractions Unlike Denominators — Add Three Unlike Fractions
Math · 1 page
Adding Fractions Unlike Denominators — Estimate the Sum
Math · 1 page
Take-Home — Adding and subtracting fractions
Math · 1 page
Take-Home — Adding and subtracting fractions with unlike denominators
Math · 1 page
More free Grade 4 math
Other Grade 4 standards
4.NF.B.3 — common questions
What is 4.NF.B.3?
4.NF.B.3 is a Grade 4 Common Core math standard in the Number & Operations — Fractions domain. It reads: “Understand a fraction a/b with a > 1 as a sum of fractions 1/b; add and subtract fractions with like denominators.”
What grade is 4.NF.B.3?
4.NF.B.3 is a Grade 4 standard. The number straight after the domain letters is the grade, so the “4” in 4.NF.B.3 means Grade 4.
What does the code 4.NF.B.3 stand for?
Read it left to right: 4 is the grade, NF is the domain (Number & Operations — Fractions), and the last number is the standard within that domain. The full identifier is CCSS.MATH.CONTENT.4.NF.B.3.
Are there free worksheets for 4.NF.B.3?
Yes — 22 printable worksheets on this page are aligned to 4.NF.B.3. Every one is a free PDF with no account, no email and no paywall.