Question

At midnight the temperature is -6°C. At midday the temperature is 9°C. By how much did the temperature rise?



Do not include units (°C) in your answer.

Answer 1

Answer:

15

Step-by-step explanation:

9 - -6

Two negatives equal a positive:

9 + 6 = 15

Answer 2

Answer:

15

Step-by-step explanation:

9 - - 6 = 15

9 + 6 = 15

hope this helps