C to F: Multiply the temperature by 2 and then add 30 (actual formula is multiply by 1.8, add 32) ex: 22 C is roughly equal to 74 degrees using my method, actual conversion is 71.6 ...

Four degrees Celsius is 40 Fahrenheit, and 40 Celsius is 104 Fahrenheit. So if you're on vacation and you hear it’s going to be 32 today, you know that that’s more than 28 (82 Fahrenheit) but ...

To convert from Fahrenheit to Celsius, simply subtract 32 and multiply by 0.5556 (or 5/9). Example: (75F - 32) x 0.5556 = 23.6C To convert from Celsius to Fahrenheit, just multiply by 1.8 (or 9/5 ...