3.NF.2a

Grade 3 · Number & Operations—Fractions

Represent a fraction 1/b on a number line diagram by defining the interval from 0 to 1 as the whole and partitioning it into b equal parts. Recognize that each part has size 1/b and that the endpoint of the part based at 0 locates the number 1/b on the number line.

Official code: CCSS.MATH.CONTENT.3.NF.2a
Short code: 3.NF.2a
Subject: Mathematics
Grade: Grade 3
Domain: Number & Operations—Fractions

More Grade 3 Number & Operations—Fractions standards

3.NF Number and Operations - Fractions 3.NF.1 Understand a fraction 1/b as the quantity formed by 1 part when a whole is partitioned... 3.NF.2 Understand a fraction as a number on the number line; represent fractions on a number... 3.NF.2b Represent a fraction a/b on a number line diagram by marking off a lengths 1/b from 0.... 3.NF.3 Explain equivalence of fractions in special cases, and compare fractions by reasoning... 3.NF.3a Understand two fractions as equivalent (equal) if they are the same size, or the same... 3.NF.3b Recognize and generate simple equivalent fractions, e.g., 1/2 = 2/4, 4/6 = 2/3).... 3.NF.3c Express whole numbers as fractions, and recognize fractions that are equivalent to... 3.NF.3d Compare two fractions with the same numerator or the same denominator by reasoning...

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