diff --git a/first/Program.cs b/first/Program.cs
index 122592a..08cb789 100644
--- a/first/Program.cs
+++ b/first/Program.cs
@@ -4,7 +4,11 @@
     {
         static void Main(string[] args)
         {
-            Console.WriteLine("Hello, World!");
+            SplitNumber a = new SplitNumber();
+            a.Value = 1.54;
+
+            Console.WriteLine(a.First);
+            Console.WriteLine(a.Second);
         }
     }
 }
diff --git a/first/SplitNumber.cs b/first/SplitNumber.cs
new file mode 100644
index 0000000..044ff17
--- /dev/null
+++ b/first/SplitNumber.cs
@@ -0,0 +1,33 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace first
+{
+    public class SplitNumber
+    {
+        public double First
+        {
+            get;
+            private set;
+        }
+
+        public double Second
+        {
+            get;
+            private set;
+        }
+
+        public double Value
+        {
+            get { return First + Second; }
+            set
+            {
+                First = Math.Truncate(value);
+                Second = value - First;
+            }
+        }
+    }
+}