Structure because structure

Tools/MathTools.cs

@@ -0,0 +1,20 @@
+namespace Xorog.UniversalExtensions;
+
+public static class MathTools
+{
+    /// <summary>
+    /// Calculates the percentage of the given 2 values.
+    /// </summary>
+    /// <param name="current">The current value.</param>
+    /// <param name="max">The maximum value.</param>
+    /// <returns>The percentage.</returns>
+    /// <exception cref="ArgumentException"></exception>
+    public static int CalculatePercentage(double current, double max)
+    {
+        if (max == 0)
+            throw new ArgumentException("Max cannot be zero.");
+
+        double percentage = (current / max) * 100;
+        return Convert.ToInt32(percentage);
+    }
+}