Check out example codes for "c# string to float". It will help you in understanding the concepts better.

Code Example 1

  class Program
    {
        static void Main(string[] args)
        {
            string str1 = "5.682";
            string str2 = "4.137";
            float flt1 = float.Parse(str1);
            float flt2 = float.Parse(str2);
            Console.WriteLine(flt1 + flt2);
            Console.ReadLine();
 
        }
    }

Code Example 2

string s1 = "1.0"
float f1 = float.Parse(s1);

// Change the delimiter - (The default delimiter is based on your current CultureInfo)
var ci = (CultureInfo)CultureInfo.CurrentCulture.Clone();
ci.NumberFormat.NumberDecimalSeparator = ",";

string s2 = "1,1";
float f2 = float.Parse(s2, ci);

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