I Have Who Has
I Have Who Has

# Decomposing Given Large Areas, Day 3

Unit 3: Using Multiplication to Find Area
Lesson 5 of 12

## Big Idea: Students have been working with decomposing arrays in order to practice finding small areas and putting the totals together. In this third lesson, they will work on finding smaller areas that make the mental math more feasible.

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Standards:
Subject(s):
Math, areas, Number Sense and Operations, Geometry, distributive property, multiplication, arrays, modeling with math
50 minutes

### Michelle Marcus

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