Identify two fractions as equivalent (equal) if they are the same size, or the same point on a number line.

Number Sense, Properties, and Operations

- Understand that equivalence is a foundation of mathematics represented in numbers, shapes, measures, expressions, and equations
Parts of a whole can be modeled and represented in different ways

Develop understanding of fractions as numbers.

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