0
0 degrees Celsius = 32 degrees Fahrenheit.
Conversion of Centigrade to Fahrenheit
F = (C * 9 / 5) + 32
so, ( 22 * 9 / 5 ) + 32 is 71.6 degrees Fahrenheit.
20 degrees Fahrenheit = -6.66 degrees Celsius.
100.7 degrees Fahrenheit = 38.167 degrees Celsius
Celsius increases by 15 for a 27 degree increase in Fahrenheit.