If one meter is 100 centimeters, how many square centimeters is equal to one square meter? Hint: the answer isn't 100! How many pupils make this mistake? A video lesson calculates the conversion factor of the common metric area units. After discussing the conversion factors, the presenter demonstrates how to convert from one square unit to another.

Concepts

unit conversions, area, converting measurements, the metric system, metric conversions

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Additional Tags

math

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Instructional Ideas

• Create a graphic organizer that sorts linear, square, and cubic units
• Have learners draw a picture to show the dimensions of the area for each conversion

Classroom Considerations

• An understanding of area calculations is essential to understanding the content of the lesson

Pros

• Provides an explanation of the conversion factor prior to the examples
• Includes a resource for independent practice

Cons

• None

Common Core

SL.6.2 SL.7.2 SL.8.2 SL.9-10.2 SL.11-12.2 RST.6-8.7 RST.9-10.7 RST.11-12.7