Negative numbers in context

What you'll learn

1. 1

   Imagine a thermometer outside your window. When it's really cold, the red line can go below zero! 🥶

2. 2

   What sign do we put in front of a number below zero?

3. 3

   Set the thermometer to -5°C — that's 5 steps below zero. 🥶

4. 4

   The temperature is 3°C. It drops by 7 degrees. Where does it end up?

5. 5

   If it's 1°C and drops by 4 degrees, what's the new temperature?

6. 6

   The temperature is 2°C. It drops by 6 degrees. Show the answer on the thermometer. 🥶

7. 7

   Which is colder: -2°C or -6°C?