diff --git a/src/ImageSharp/PixelFormats/PixelBlenders/PorterDuffFunctions.cs b/src/ImageSharp/PixelFormats/PixelBlenders/PorterDuffFunctions.cs
index e2c0c85db9..200b185fad 100644
--- a/src/ImageSharp/PixelFormats/PixelBlenders/PorterDuffFunctions.cs
+++ b/src/ImageSharp/PixelFormats/PixelBlenders/PorterDuffFunctions.cs
@@ -26,7 +26,7 @@ namespace SixLabors.ImageSharp.PixelFormats.PixelBlenders
         /// Source over backdrop
         /// </summary>
         /// <param name="backdrop">Backdrop color</param>
-        /// <param name="source">Source color</param>        
+        /// <param name="source">Source color</param>
         /// <returns>Output color</returns>
         [MethodImpl(MethodImplOptions.AggressiveInlining)]
         public static Vector4 Normal(Vector4 backdrop, Vector4 source)
@@ -38,7 +38,7 @@ namespace SixLabors.ImageSharp.PixelFormats.PixelBlenders
         /// Source multiplied by backdrop
         /// </summary>
         /// <param name="backdrop">Backdrop color</param>
-        /// <param name="source">Source color</param>        
+        /// <param name="source">Source color</param>
         /// <returns>Output color</returns>
         [MethodImpl(MethodImplOptions.AggressiveInlining)]
         public static Vector4 Multiply(Vector4 backdrop, Vector4 source)
@@ -50,7 +50,7 @@ namespace SixLabors.ImageSharp.PixelFormats.PixelBlenders
         /// Source added to backdrop
         /// </summary>
         /// <param name="backdrop">Backdrop color</param>
-        /// <param name="source">Source color</param>        
+        /// <param name="source">Source color</param>
         /// <returns>Output color</returns>
         [MethodImpl(MethodImplOptions.AggressiveInlining)]
         public static Vector4 Add(Vector4 backdrop, Vector4 source)
@@ -62,7 +62,7 @@ namespace SixLabors.ImageSharp.PixelFormats.PixelBlenders
         /// Source subtracted from backdrop
         /// </summary>
         /// <param name="backdrop">Backdrop color</param>
-        /// <param name="source">Source color</param>        
+        /// <param name="source">Source color</param>
         /// <returns>Output color</returns>
         [MethodImpl(MethodImplOptions.AggressiveInlining)]
         public static Vector4 Subtract(Vector4 backdrop, Vector4 source)
@@ -74,7 +74,7 @@ namespace SixLabors.ImageSharp.PixelFormats.PixelBlenders
         /// Complement of source multiplied by the complement of backdrop
         /// </summary>
         /// <param name="backdrop">Backdrop color</param>
-        /// <param name="source">Source color</param>        
+        /// <param name="source">Source color</param>
         /// <returns>Output color</returns>
         [MethodImpl(MethodImplOptions.AggressiveInlining)]
         public static Vector4 Screen(Vector4 backdrop, Vector4 source)
@@ -86,7 +86,7 @@ namespace SixLabors.ImageSharp.PixelFormats.PixelBlenders
         /// Per element, chooses the smallest value of source and backdrop
         /// </summary>
         /// <param name="backdrop">Backdrop color</param>
-        /// <param name="source">Source color</param>        
+        /// <param name="source">Source color</param>
         /// <returns>Output color</returns>
         [MethodImpl(MethodImplOptions.AggressiveInlining)]
         public static Vector4 Darken(Vector4 backdrop, Vector4 source)
@@ -98,7 +98,7 @@ namespace SixLabors.ImageSharp.PixelFormats.PixelBlenders
         /// Per element, chooses the largest value of source and backdrop
         /// </summary>
         /// <param name="backdrop">Backdrop color</param>
-        /// <param name="source">Source color</param>        
+        /// <param name="source">Source color</param>
         /// <returns>Output color</returns>
         [MethodImpl(MethodImplOptions.AggressiveInlining)]
         public static Vector4 Lighten(Vector4 backdrop, Vector4 source)
@@ -110,7 +110,7 @@ namespace SixLabors.ImageSharp.PixelFormats.PixelBlenders
         /// Overlays source over backdrop
         /// </summary>
         /// <param name="backdrop">Backdrop color</param>
-        /// <param name="source">Source color</param>        
+        /// <param name="source">Source color</param>
         /// <returns>Output color</returns>
         [MethodImpl(MethodImplOptions.AggressiveInlining)]
         public static Vector4 Overlay(Vector4 backdrop, Vector4 source)
@@ -126,7 +126,7 @@ namespace SixLabors.ImageSharp.PixelFormats.PixelBlenders
         /// Hard light effect
         /// </summary>
         /// <param name="backdrop">Backdrop color</param>
-        /// <param name="source">Source color</param>        
+        /// <param name="source">Source color</param>
         /// <returns>Output color</returns>
         [MethodImpl(MethodImplOptions.AggressiveInlining)]
         public static Vector4 HardLight(Vector4 backdrop, Vector4 source)
@@ -190,7 +190,7 @@ namespace SixLabors.ImageSharp.PixelFormats.PixelBlenders
             float alpha = dstW + srcW + blendW;
 
             // calculate final color
-            Vector4 color = dst * dstW + src * srcW + blend * blendW;
+            Vector4 color = (dst * dstW) + (src * srcW) + (blend * blendW);
 
             // unpremultiply
             color /= MathF.Max(alpha, Constants.Epsilon);
@@ -209,7 +209,7 @@ namespace SixLabors.ImageSharp.PixelFormats.PixelBlenders
             float alpha = dstW + blendW;
 
             // calculate final color
-            Vector4 color = dst * dstW + blend * blendW;
+            Vector4 color = (dst * dstW) + (blend * blendW);
 
             // unpremultiply
             color /= MathF.Max(alpha, Constants.Epsilon);
@@ -238,8 +238,8 @@ namespace SixLabors.ImageSharp.PixelFormats.PixelBlenders
             float srcW = 1 - dst.W;
             float dstW = 1 - src.W;
 
-            float alpha = src.W * srcW + dst.W * dstW;
-            Vector4 color = src.W * src * srcW + dst.W * dst * dstW;
+            float alpha = (src.W * srcW) + (dst.W * dstW);
+            Vector4 color = (src.W * src * srcW) + (dst.W * dst * dstW);
 
             // unpremultiply
             color /= MathF.Max(alpha, Constants.Epsilon);
@@ -255,9 +255,5 @@ namespace SixLabors.ImageSharp.PixelFormats.PixelBlenders
 
         #endregion
 
-
-
-
-
     }
 }
\ No newline at end of file