Read float number from console : float read « Data Types « C++ Tutorial

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2. Data Types
3. float read

#include <iostream>
 
 float Convert(float);
 
 int main()
 {
     float TempFer;
     float TempCel;
 
     std::cout << "Please enter the temperature in Fahrenheit: ";
     std::cin >> TempFer;
     TempCel = Convert(TempFer);
     std::cout << "\nHere's the temperature in Celsius: ";
     std::cout << TempCel << std::endl;
     return 0;
 }
 
 float Convert(float TempFer)
 {
     float TempCel;
     TempCel = ((TempFer - 32) * 5) / 9;
     return TempCel;
 }

Please enter the temperature in Fahrenheit: 12

Here's the temperature in Celsius: -11.1111