Calchy.
Conversion - Fahrenheit to Celsius

What is 80°F in Celsius?

Answer
26.7
°C
(80 − 32) × 5/9 = 26.7 °C
How we got there
  1. 01Subtract 32: 80 − 32 = 48.0
  2. 02Multiply by 5/9 (≈ 0.5556): 48.0 × 5/9 = 26.7 °C
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