made template change clearer

_includes/grade-calculation.html

@@ -12,19 +12,17 @@
   <script>
     function calculateSum() {
       // Get the input values
-      const noncompetents = parseFloat(document.getElementById('noncompetents').value);
       const competents = parseFloat(document.getElementById('competents').value);
       const excellents = parseFloat(document.getElementById('excellents').value);
 	
       // Calculate the sum
       let grade = (competents/3 + excellents/2.5);
-      if (noncompetents >= 1) {
-  	  grade = grade - noncompetents/3;
-      }
 	
       if (grade <= 0)  {
 	    grade = 0;
-      } 
+      }
+
+      if (grade > 4) { grade = 4;}
 	
       let result = 'Your Competency Grade is : ' + grade;