How fast is a city's population growing? Viewers of a short video learn to apply the slope formula in a population growth context. They see how to describe the population increase in people per year—a great example of math in the real world.

Concepts

slope, population growth

Show More Show Less

Additional Tags

math

Show More Show Less

Instructional Ideas

• Have the class research and use population data for their own localities
  

Classroom Considerations

• Pupils should be familiar with the slope formula
• Familiarity with simplifying ratios is necessary
  

• This video is hosted on YouTube

Pros

• Color coding helps distinguish relevant information
  
• Explains each step of the work
  

Cons

• None

Common Core

8.F.B.4