Use a visual fraction model to express a/b as a multiple of 1/b, and apply to multiplication of whole number by a fraction.

Number Sense, Properties, and Operations

- Understand that equivalence is a foundation of mathematics represented in numbers, shapes, measures, expressions, and equations
Different models and representations can be used to compare fractional parts

Build fractions from unit fractions by applying understandings of operations on whole numbers.

Apply and extend previous understandings of multiplication to multiply a fraction by a whole number.