2.8 Unit Overview

Work with equal groups of objects to gain foundations for multiplication.

By Amplify Classroom

Grades: 2nd Grade

Subject: Math

Learning goals: Unit at a Glance Sub-Unit 1: Odd and Even (Lessons 1–7) • Determine whether a group of up to `20` objects has an even or odd number of objects. • Write an equation to express an even number as a sum of `2` equal addends. Sub-Unit 2: Rectangular Arrays (Lessons 8–13) • Find the total number of objects arranged in rectangular arrays with up to `5` rows and up to `5` columns using addition, and represent the total as a sum of equal addends. • Partition rectangles into rows and columns of equal-sized squares, and count to find the total amount of squares.