Here is a nice calculator. Look for yourself. Scroll down to related links and look at "Conversion of temperatures and formulas".
15 degrees Fahrenheit = -9.4 degrees Celsius.
-18 degrees Celsius = -0.4 degrees Fahrenheit
98.6 degrees Fahrenheit is 37 degrees Celsius.
12 degrees Fahrenheit = -11.11 degrees Celsius
37.1 degrees Celsius is 98.78 degrees Fahrenheit.
77 degrees Fahrenheit = 25 degrees Celsius.25 degrees Celsius.
-180 degrees Celsius is -292 degrees Fahrenheit.
80 degrees Fahrenheit = 26.67 degrees Celsius
1 degree Celsius = 33.8 degrees Fahrenheit.
15 degrees Fahrenheit = -9.4 degrees Celsius.
39 degrees Celsius = 102.2 degrees Fahrenheit.
-12 degrees Fahrenheit = -24.4 degrees Celsius.
108 degrees Fahrenheit = 42.2 degrees Celsius.
145 degrees Celsius = 293 degrees Fahrenheit
410 degrees Fahrenheit = 210 degrees Celsius
382 degrees Fahrenheit = 194.4 degrees Celsius.
410 degrees Celsius = 770 degrees Fahrenheit.