Mathematics

Unit 4

In this unit, students are introduced to basic principles of multidigit multiplication by focusing on extending multiplication skills and exploring the partial-products method. They also use their knowledge of multiplication to find area and convert measurements.

Lesson 4-1 Extended Multiplication Facts

Lesson 4-2 Making Reasonable Estimates for Products

Lesson 4-3 Partitioning Rectangles

Lesson 4-4 Converting Liquid Measures

Lesson 4-5 Walking Away with a Million Dollars

Lesson 4-6 Introducing Partial-Products Multiplication

Lesson 4-7 Metric Units of Mass

Lesson 4-8 Money Number Stories

Lesson 4-9 Partial-Products Multiplication

Lesson 4-10 Multiplication Wrestling

Lesson 4-11 Area Models for Rectangles and Rectilinear Figures

Lesson 4-12 Multistep Multiplication Number Stories

Lesson 4-13 Lattice Multiplication

Lesson 4-14 Assessment