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CCSS 4.NF.3A Worksheets

CCSS 4.NF.3A (Common Core, 4th Grade): "Understand addition and subtraction of fractions as joining and separating parts referring to the same whole." The worksheets below practice this standard. Each one is a free printable PDF with an answer key, comes in multiple versions, and can also be assigned digitally - no login or account needed.

4nf2

Number and Operations—Fractions Build fractions from unit fractions by applying and extending previous understandings of operations on whole numbers. 3Understand a fraction a/b with a > 1 as a sum of fractions 1/b. aUnderstand addition and subtraction of fractions as joining and separating parts referring to the same whole.

4nf3b

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