The result of your conversion between Reaumur and Fahrenheit appears here
To convert between Reaumur and Fahrenheit you have to do the following:
First divide 3 / 1 = 3.
Then multiply the amount of Reaumur you want to convert to Fahrenheit, use the chart below to guide you.
Symbol: °Re
Description: Temperature scale that takes 0 (0 ° R) as the freezing point of water and 80°R as the boiling point of the same under normal pressure. This range is divided into 80 equal parts (degrees Reaumur).
Symbol: °F
Description: It takes divisions between the freezing point of a solution of ammonium chloride (which is assigned zero value) and the human body's normal temperature (assigned to value 100). It is a unit typically used in the United States; wrongly associated to other English-speaking countries like the United Kingdom or Ireland, who use the Celsius scale.