Extended data

There is a simple formula for the conversion of the two:℃ = 5/9×(℉-32).

In particular, at the temperature of -40 degrees, the two are equal.

Fahrenheit is a unit used to measure temperature, with the symbol ℉. Most countries in the world, including China, use degrees Celsius.

Only five countries in the world use Fahrenheit, including Bahamas, Belize, British Cayman Islands, Palau, the United States of America and other dependent territories (Puerto Rico, Guam, and the US Virgin Islands).