Lesson 2 — Integers


Winter in Alberta can get really cold. During this type of cold weather is when you need to watch the temperature carefully to stay safe. We need to be able to read the outdoor thermometers so that we can dress for the weather. Thermometers use integers to represent the temperature.


In this lesson, you will:


  • learn to read a thermometer and understand rising and falling temperatures
  • add and subtract integers based on everyday problems


Courtesy of Getty

Key Terms for this lesson:

  • integer
  • positive integer
  • negative integer
  • thermometer
  • temperature