def fahrenheit_to_celsius(temperature):
	"""Covert from Fahrenheit to Celsius

	:param temperature: degree understood to be in Fahrenheit

	NOTE:

		Fahrenheit to Celsius formula: °C = (°F - 32) x 5/9 

		First subtract 32, then multiply by 5, then divide by 9.

	"""
	
	return (temperature - 32) * 5.0 / 9.0