diff --git a/src/calculatorSubtract.c b/src/calculatorSubtract.c
index a2a54f6..d460458 100644
--- a/src/calculatorSubtract.c
+++ b/src/calculatorSubtract.c
@@ -1,5 +1,12 @@
 #include "calculatorSubtract.h"
 
-float calculatorSubtract(float x, float y){return x-y;}
+// Note:
+/* This Function may or may not be implemented in actual program, even if it is merged to the main branch.
+   If it is temporarily not included in the main Program, then this has a role in future Development of the Project */
+
+float calculatorSubtract (float num1, float num2)
+{
+    return num1 - num2;
+}
 
 
diff --git a/src/calculatorSubtract.h b/src/calculatorSubtract.h
index 120b8b2..156eaa9 100644
--- a/src/calculatorSubtract.h
+++ b/src/calculatorSubtract.h
@@ -4,7 +4,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 
-float calculatorSubtract(float x, float y);
+float calculatorSubtract(float num1, float num2);