## Sample Student Work Decomposing - Section 4: Closing

Sample Student Work Decomposing
Sample Student Work Decomposing

# Decomposing Given Large Areas Day 2

Unit 3: Using Multiplication to Find Area
Lesson 4 of 12

## Big Idea: In this second of a three-part lesson, students extend decomposing arrays to applying a strategy for mental computation of area by finding smaller areas.

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Standards:
Subject(s):
Math, partnership, factors, arrays, products, math talk, model with math, decomposing, manipulatives, recording thinking, revising thought
55 minutes

### Michelle Marcus

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