How to Convert Celsius to Fahrenheit in Your Head

3 mental tricks to convert Celsius to Fahrenheit in your head

No calculator? No problem. Below are three mental tricks for converting Celsius to Fahrenheit — ranked from fastest to most accurate — plus a printable reference chart and a 5-question quiz to lock them in. Pick the trick that fits your brain. Quick Answer: Double the Celsius number and add 30. That’s it — °F … Read more