Recognize and generate simple equivalent fractions, e.g., 1/2 = 2/4, 4/6 = 2/3. Explain why the fractions are equivalent, e.g., by using a visual fraction model.

Number and Operations—Fractions

Develop understanding of fractions as numbers for fractions with denominators 2, 3, 4, 6, and 8.

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