This document provides examples and exercises for teaching students how to multiply whole numbers by fractions. It begins by reviewing whole number multiplication using examples like Liz giving each of her 3 friends 4 bars. Students are asked to draw pictures and write word problems. Then it provides an example of Barry giving each of his 4 friends 2/3 of a pizza and has students model and solve this. The document continues with more examples, explanations of the multiplication algorithm, and student activities involving word problems, area models, and number lines to practice multiplying whole numbers by fractions.