2.OA.4 | EngageNY

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Common Core: Math

CCLS - Math: 2.OA.4

Category: Operations And Algebraic Thinking
Sub-Category: Work With Equal Groups Of Objects To Gain Foundations For Multiplication.
State Standard:: Use addition to find the total number of objects arranged in rectangular arrays with up to 5 rows and up to 5 columns; write an equation to express the total as a sum of equal addends.

16 Results

Video

Math Studio Talk: Common Core Instruction for 2.OA

0:14:48

Math Studio Talk: Common Core Instruction for 2.OA

Jan 26, 2016 - Welcome to “Math Studio Talk” a video series that provides games, activities and models to help students develop flexible thinking and deep understanding of math concepts from kindergarten to Grade 5...
Curriculum Lesson

Grade 2 Mathematics Module 6, Topic A, Lesson 4

Jun 03, 2014 - Objective: Represent equal groups with tape diagrams, and relate to repeated addition.
Curriculum Topic

Grade 2 Mathematics Module 6, Topic C

Jan 26, 2016 - Topic C naturally follows Topic B, where students composed and manipulated the rows and columns of an array. This topic is designed to deepen students’ understanding of spatial structuring as they...
Document

Grade 2 Mathematics Module 6, Topic B

Jan 26, 2016 - Topic B focuses on spatial relationships and structuring as students organize equal groups (from Topic A) into rectangular arrays. They build small arrays (up to 5 by 5) and use repeated addition of...
Curriculum Topic

Grade 2 Mathematics Module 6, Topic A

Jan 26, 2016 - Topic A begins at the concrete level as students use objects to create equal groups, providing a foundation for the construction of arrays in Topic B. In Lesson 1, for example, students are given 12...
Curriculum Lesson

Grade 2 Mathematics Module 6, Topic C, Lesson 11

Jan 26, 2016 - Objective: Use square tiles to compose a rectangle, and relate to the array model.
Curriculum Lesson

Grade 2 Mathematics Module 6, Topic C, Lesson 10

Jan 26, 2016 - Objective: Use square tiles to compose a rectangle, and relate to the array model.
Curriculum Lesson

Grade 2 Mathematics Module 6, Topic B, Lesson 9

Jan 26, 2016 - Objective: Solve word problems involving addition of equal groups in rows and columns.
Curriculum Lesson

Grade 2 Mathematics Module 6, Topic B, Lesson 8

Jan 26, 2016 - Objective: Create arrays using square tiles with gaps.
Curriculum Lesson

Grade 2 Mathematics Module 6, Topic B, Lesson 7

Jan 26, 2016 - Objective: Represent arrays and distinguish rows and columns using math drawings.
Curriculum Lesson

Grade 2 Mathematics Module 6, Topic B, Lesson 6

Jan 26, 2016 - Objective: Decompose arrays into rows and columns, and relate to repeated addition.
Curriculum Lesson

Grade 2 Mathematics Module 6, Topic B, Lesson 5

Jan 26, 2016 - Objective: Compose arrays from rows and columns, and count to find the total using objects.
Curriculum Lesson

Grade 2 Mathematics Module 6, Topic A, Lesson 3

Jan 26, 2016 - Objective: Use math drawings to represent equal groups, and relate to repeated addition.
Curriculum Lesson

Grade 2 Mathematics Module 6, Topic A, Lesson 2

Jan 26, 2016 - Objective: Use math drawings to represent equal groups, and relate to repeated addition.
Curriculum Lesson

Grade 2 Mathematics Module 6, Topic A, Lesson 1

Jan 26, 2016 - Objective: Use manipulatives to create equal groups.
Curriculum Module

Grade 2 Mathematics Module 6

Jul 11, 2016 - Grade 2 Module 6: Foundations of Multiplication and Division Module 6 lays the conceptual foundation for multiplication and division in Grade 3 and for the idea that numbers other than 1, 10, and 100...