diff --git a/src/unity.c b/src/unity.c
index 00c9412..70c6b26 100644
--- a/src/unity.c
+++ b/src/unity.c
@@ -1019,22 +1019,22 @@ void UnityAssertNumbersWithin(const UNITY_UINT delta,
     {
         if (actual > expected)
         {
-            Unity.CurrentTestFailed = (UNITY_UINT)((UNITY_UINT)(actual - expected) > delta);
+            Unity.CurrentTestFailed = (((UNITY_UINT)actual - (UNITY_UINT)expected) > delta);
         }
         else
         {
-            Unity.CurrentTestFailed = (UNITY_UINT)((UNITY_UINT)(expected - actual) > delta);
+            Unity.CurrentTestFailed = (((UNITY_UINT)expected - (UNITY_UINT)actual) > delta);
         }
     }
     else
     {
         if ((UNITY_UINT)actual > (UNITY_UINT)expected)
         {
-            Unity.CurrentTestFailed = (UNITY_UINT)((UNITY_UINT)(actual - expected) > delta);
+            Unity.CurrentTestFailed = (((UNITY_UINT)actual - (UNITY_UINT)expected) > delta);
         }
         else
         {
-            Unity.CurrentTestFailed = (UNITY_UINT)((UNITY_UINT)(expected - actual) > delta);
+            Unity.CurrentTestFailed = (((UNITY_UINT)expected - (UNITY_UINT)actual) > delta);
         }
     }