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Temperature Conversions:
Can you Switch Between Fahrenheit and Celsius?

Here is a handy little formula for converting Celsius to Fahrenheit in your head:

  • multiply the Celsius temperature by 2
  • subtract 10%
  • add 32 to get the Fahrenheit temperature

And to go from Fahrenheit to Celsius in your head:

  • subtract 32 from the Fahrenheit temperature
  • add 11% (it's actually 11.11111etc.% )
  • divide by 2 to get the Celsius temperature


Try this formula using fraction multiplication:

F = (9/5)C + 32