Celsius to Fahrenheit conversation? : I wrote following code in Ruby for Celsius to Fahrenheit conversion , I keep getting error , I am sure i still not clear on concept of Methods thats why I cant figure it out .

puts "Enter the Degree in c:"
c = gets.chomp


def celsius_fahrenheit (f)
 
  return f = ( c * 9 / 5) + 32

  end


answer = "The #{celsius_fahrenheit (f)} equivalent is"

puts answer

Thanks in advance !