At midnight in Winnipeg, the temperature was −23°C. During the next 24 hours, the temperature rose 12°C, then dropped 8°C. What was the final temperature?
We start with −23°C
Temperatures rising 12°C mean we add:
-23 + 12 = -11
Temperatures dropping 8°C mean we subtract:
-11 - 8 = -19°C
We start with −23°C
Temperatures rising 12°C mean we add:
-23 + 12 = -11
Temperatures dropping 8°C mean we subtract:
-11 - 8 = -19°C