Unit 7, Lesson 14-- Area with Larger Numbers

Lesson 14-- Area with Larger Numbers

Introduction

Hello Mathematicians! Today we will learn a strategy for determining area with larger numbers.

What is the area of a rectangle that is 15 units long and 5 units wide?  How can we show it with base ten blocks?

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Video

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Interactive

Part 1 Directions:

• Find the area of the rectangles:
  • Use the base ten rods and cubes to tile each rectangle.
  • Add the partial areas to find the total area.

Part 2 Directions:

• Represent each problem with an area model to solve.
• In your notebook, represent each rectangle with drawings, numbers, and words.  

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Georgia Department of Education, Math