Question

At midnight, the temperature was -5°C.

By 9 am the next morning, the temperature had increased by 3°C .

Work out the temperature at 9 am the next morning.

Answer 1

Answer: -2 degrees Celsius

Step-by-step explanation:

Draw a vertical number line as shown below.

Plot -5 on the number line which is 5 units below 0.

Then move up 3 units to arrive at -2

This shows us that -5+3 = -2