this post was submitted on 22 Aug 2023
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[โ€“] [email protected] 6 points 1 year ago

The quick conversation I use is take off 30 and half the rest to go F to C or double it and add 30 to go C to F.

20C doubled is 40 and add 30. 70F

80F take off 30 is 50. Half that is 25. 25C

It's not completely accurate but close enough for conversation purposes.