On one day, the temperature on a hill at 8 p.m. was 2°C but at mid-night, it fell down to - 3°C. By how many degrees did the temperature fall?
A 5°C
B 6°C
C 7°C
D 8°C
On one day, the temperature on a hill at 8 p.m. was 2°C but at mid-night, it fell down to - 3°C. By how many degrees did the temperature fall?
A 5°C
B 6°C
C 7°C
D 8°C