diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 64db9d16..50915586 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -1,4 +1,4 @@
-name: 'Run App <last name>, <first name>'
+name: 'Run App Olsen, Gavin'
 
 on: [push, pull_request]
 
@@ -6,4 +6,12 @@ jobs:
   build-and-test:
     runs-on: ubuntu-latest
     steps:
-      - run: echo "Hello, World!"
+      - uses: actions/checkout@v2
+      - name: install dotnet
+        uses: actions/setup-dotnet@v4
+        with:
+          dotnet-version: '8.x'
+      - name: build
+        run: dotnet build
+      - name: run unit tests
+        run: dotnet test
diff --git a/Console/Program.cs b/Console/Program.cs
index 56bb8606..cc378e46 100644
--- a/Console/Program.cs
+++ b/Console/Program.cs
@@ -84,8 +84,8 @@ public static double Divide(string x, string y)
 	}
 
 	// Implement this method following a similar pattern as above
-	public static double Power(string x, string y)
-	{
-		return 0.0;
-	}
+public static double Power(string x, string y)
+{
+    return Math.Pow(double.Parse(x), double.Parse(y));
+}
 }
diff --git a/README.md b/README.md
index 7400b87d..0c46c7b9 100644
--- a/README.md
+++ b/README.md
@@ -1,7 +1,7 @@
-[![Run App](https://github.com/kgerot/GithubActions/actions/workflows/run-app.yaml/badge.svg)](https://github.com/kgerot/GithubActions/actions/workflows/run-app.yaml)
+[![Run App Olsen, Gavin](https://github.com/GavinO0745/GithubActions/actions/workflows/ci.yml/badge.svg)](https://github.com/GavinO0745/GithubActions/actions/workflows/ci.yml)
 
 # Do not submit a pull request to `kgerot/GithubActions` or `dteske/TraviCI`. Not following this instruction can ruin the lab for others, so pay attention.
-
+.
 I receive around 60 pull requests every semester and have to manually delete each request and action run. Your actions will automatically fail if you open a pull request
 
 # Github Actions Lab
diff --git a/Tests/UnitTests.cs b/Tests/UnitTests.cs
index a2d3bd18..ee35a3c5 100644
--- a/Tests/UnitTests.cs
+++ b/Tests/UnitTests.cs
@@ -1,29 +1,57 @@
 namespace GithubActionsLab;
-
+//
 [TestClass]
 public class Addition
 {
-	[TestMethod]
-	public void Add_Valid_Patino()
-	{
-		Assert.AreEqual(3, Program.Add("1", "2"));
-		Assert.AreEqual(5, Program.Add("3", "2"));
-		Assert.AreEqual(12, Program.Add("5", "7"));
-	}
+    [TestMethod]
+    public void Add_Valid_Patino()
+    {
+        Assert.AreEqual(3, Program.Add("1", "2"));
+        Assert.AreEqual(5, Program.Add("3", "2"));
+        Assert.AreEqual(12, Program.Add("5", "7"));
+    }
+
+    [TestMethod]
+    public void Add_Invalid_Patino()
+    {
+        Assert.ThrowsException<FormatException>(() => Program.Add("1", "a"));
+        Assert.ThrowsException<FormatException>(() => Program.Add("a", "1"));
+        Assert.ThrowsException<FormatException>(() => Program.Add("a", "a"));
+    }
+
+    [TestMethod]
+    public void Add_Null_Patino()
+    {
+        Assert.ThrowsException<ArgumentNullException>(() => Program.Add("1", null));
+        Assert.ThrowsException<ArgumentNullException>(() => Program.Add(null, "1"));
+        Assert.ThrowsException<ArgumentNullException>(() => Program.Add(null, null));
+    }
+
+    [TestMethod]
+    public void Subtract_Valid()
+    {
+        Assert.AreEqual(1, Program.Subtract("3", "2"));
+        Assert.AreEqual(0, Program.Subtract("2", "2"));
+    }
+
+    [TestMethod]
+    public void Multiply_Valid()
+    {
+        Assert.AreEqual(6, Program.Multiply("2", "3"));
+        Assert.AreEqual(10, Program.Multiply("5", "2")); // ✅ FIXED
+    }
 
-	[TestMethod]
-	public void Add_Invalid_Patino()
-	{
-		Assert.ThrowsException<FormatException>(() => Program.Add("1", "a"));
-		Assert.ThrowsException<FormatException>(() => Program.Add("a", "1"));
-		Assert.ThrowsException<FormatException>(() => Program.Add("a", "a"));
-	}
+    [TestMethod]
+    public void Divide_Valid()
+    {
+        Assert.AreEqual(2, Program.Divide("6", "3"));
+        Assert.AreEqual(5, Program.Divide("10", "2"));
+    }
 
-	[TestMethod]
-	public void Add_Null_Patino()
-	{
-		Assert.ThrowsException<ArgumentNullException>(() => Program.Add("1", null));
-		Assert.ThrowsException<ArgumentNullException>(() => Program.Add(null, "1"));
-		Assert.ThrowsException<ArgumentNullException>(() => Program.Add(null, null));
-	}
+    [TestMethod]
+    public void Power_Valid()
+    {
+        Assert.AreEqual(8, Program.Power("2", "3"));
+        Assert.AreEqual(9, Program.Power("3", "2"));
+    }
 }