# Easy math for F to C conversion?

**URL:** <https://boards.straightdope.com/t/easy-math-for-f-to-c-conversion/440790>\
**Category:** Factual Questions\
**Created:** [March 10, 2008, 2:15am UTC](https://boards.straightdope.com/t/easy-math-for-f-to-c-conversion/440790 "2008-03-10T02:15:03Z")\
**Posts on this page:** 1\
**Page:** 2

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**Author:** ![Chronos](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/chronos/32/134_2.png) [@Chronos](https://boards.straightdope.com/u/Chronos)\
**Post date:** [March 11, 2008, 11:49pm UTC](https://boards.straightdope.com/t/easy-math-for-f-to-c-conversion/440790/21 "2008-03-11T23:49:35Z")

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> [@](#):
>
> Since some time today, because apparently the old way too confusing for some people.

I was wondering about that, too.

And I use a method like **mhendo** ’s, when I need to convert: Remember a few specific points, and go by fives and nines from there.

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