A New Representation

Students represent three-digit numbers in expanded form.

By Amplify Classroom

2nd Grade

Math

Today’s Goals • Represent a three-digit number in expanded form. • Interpret and connect different representations of three-digit numbers. • Language Goal: Explain how to represent a three-digit number in expanded form. (Speaking and Listening) Materials Lesson Resources: Graphic Organizer PDF, Place Value Chart (optional, from Lesson 5); Manipulative Kit: base-ten blocks (optional), number cards (`0`–`9`); Classroom materials: markers, Representations of Numbers chart (from Lesson 4), Three-Digit Place Value Mats (optional, from prior lessons)