diff --git a/UnitTestingExercise.Tests/UnitTestingExercise.Tests.csproj b/UnitTestingExercise.Tests/UnitTestingExercise.Tests.csproj
index 71cb24b..2145dc9 100644
--- a/UnitTestingExercise.Tests/UnitTestingExercise.Tests.csproj
+++ b/UnitTestingExercise.Tests/UnitTestingExercise.Tests.csproj
@@ -17,4 +17,8 @@
 </PackageReference>
   </ItemGroup>
 
+  <ItemGroup>
+    <ProjectReference Include="..\UnitTestingExercise\UnitTestingExercise.csproj" />
+  </ItemGroup>
+
 </Project>
diff --git a/UnitTestingExercise.Tests/UnitTests.cs b/UnitTestingExercise.Tests/UnitTests.cs
index a9c0986..fc559da 100644
--- a/UnitTestingExercise.Tests/UnitTests.cs
+++ b/UnitTestingExercise.Tests/UnitTests.cs
@@ -6,72 +6,89 @@ namespace UnitTestingExercise.Tests
     public class UnitTests
     {
         [Theory]
-        [InlineData()]
+        [InlineData(1, 2, 3, 6)]
+        [InlineData(4, 5, 6, 15)]
+        [InlineData(15, 25, 35, 75)]
+        [InlineData(123, 234, 345, 702)]
+        [InlineData(-23, 45, -220, -198)]
         public void Add(int num1, int num2, int num3, int expected)
         {
             //Arrange
-
+            UnitTestMethods test = new UnitTestMethods();
             //Act
-
+            int actual = test.Add(num1, num2, num3);
             //Assert
-
+            Assert.Equal(actual, expected);
         }
 
         [Theory]
-        [InlineData()]
-        public void Subtract(int minuend, int subtrhend, int expected)
+        [InlineData(10, 5, 5)]
+        [InlineData(100, 23, 77)]
+        [InlineData(546, 231, 315)]
+        [InlineData(-1, 43, -44)]
+        [InlineData(32, -68, 100)]
+        public void Subtract(int minuend, int subtrahend, int expected)
         {
             //Arrange
-
+            UnitTestMethods test = new UnitTestMethods();
             //Act
-
+            int actual = test.Subtract(minuend, subtrahend);
             //Assert
-
+            Assert.Equal(actual, expected);
         }
 
         [Theory]
-        [InlineData()]
+        [InlineData(2, 6, 12)]
+        [InlineData(25, 3, 75)]
+        [InlineData(15, 3, 45)]
+        [InlineData(-23, 36, -828)]
+        [InlineData(-45, -3, 135)]
         public void Multiply(int num1, int num2, int expected)
         {
             //Arrange
-
+            UnitTestMethods test = new UnitTestMethods();
             //Act
-
+            int actual = test.Multiply(num1, num2);
             //Assert
-
+            Assert.Equal(actual, expected);
         }
 
         [Theory]
-        [InlineData()]
+        [InlineData(10, 2, 5)]
+        [InlineData(35, 5, 7)]
+        [InlineData(75, 5, 15)]
+        [InlineData(2344, 293, 8)]
+        [InlineData(47, 5, 9)]
         public void Divide(int num1, int num2, int expected)
         {
             //Arrange
-
+            UnitTestMethods test = new UnitTestMethods();
             //Act
-
+            int actual = test.Divide(num1, num2);
             //Assert
-
+            Assert.Equal(actual, expected);
         }
 
         [Fact]
-        public void YourMethodName()
+        public void GimmeANumber()
         {
             //Arrange
-
+            UnitTestMethods test = new UnitTestMethods();
             //Act
-
+            int actual = test.GimmeANumber();
             //Assert
-
+            Assert.Equal(1020304, actual);
         }
 
         [Fact]
-        public void YourMethodName2()
+        public void YourName()
         {
             //Arrange
-
+            UnitTestMethods test = new UnitTestMethods();
             //Act
-
+            string actual = test.YourName();
             //Assert
+            Assert.Equal("YourName", actual);
         }
     }
 }
diff --git a/UnitTestingExercise/UnitTestMethods.cs b/UnitTestingExercise/UnitTestMethods.cs
index aa870e0..1cdbfc1 100644
--- a/UnitTestingExercise/UnitTestMethods.cs
+++ b/UnitTestingExercise/UnitTestMethods.cs
@@ -3,6 +3,36 @@ namespace UnitTestingExercise
 {
     public class UnitTestMethods
     {
+        public int Add(int num1, int num2, int num3)
+        {
+            return num1 + num2 + num3;
+        }
+
+        public int Subtract(int minuend, int subtrahend)
+        {
+            return minuend - subtrahend;
+        }
+
+        public int Multiply(int num1, int num2)
+        {
+            return num1 * num2;
+        }
+
+        public int Divide(int num1, int num2)
+        {
+            return num1 / num2;
+        }
+
+        public int GimmeANumber()
+        {
+            return 1020304;
+        }
+
+        public string YourName()
+        {
+            return "YourName";
+        }
+
         // Make sure your references are set properly
             // Righ-click on Dependencies in your .Tests project and set your reference