Index: Ringtoets/HeightStructures/src/Ringtoets.HeightStructures.Forms/PropertyClasses/HeightStructuresInputContextProperties.cs
===================================================================
diff -u -rb4b7570863a54297e406e5c604b5e7fb64681db4 -rce94b8228bc7e51779b3754217580f13cb35e475
--- Ringtoets/HeightStructures/src/Ringtoets.HeightStructures.Forms/PropertyClasses/HeightStructuresInputContextProperties.cs	(.../HeightStructuresInputContextProperties.cs)	(revision b4b7570863a54297e406e5c604b5e7fb64681db4)
+++ Ringtoets/HeightStructures/src/Ringtoets.HeightStructures.Forms/PropertyClasses/HeightStructuresInputContextProperties.cs	(.../HeightStructuresInputContextProperties.cs)	(revision ce94b8228bc7e51779b3754217580f13cb35e475)
@@ -27,6 +27,8 @@
 using Core.Common.Gui.Attributes;
 using Core.Common.Gui.PropertyBag;
 using Core.Common.Utils.Attributes;
+
+using Ringtoets.Common.Forms.Helpers;
 using Ringtoets.Common.Forms.PropertyClasses;
 using Ringtoets.HeightStructures.Data;
 using Ringtoets.HeightStructures.Forms.PresentationObjects;
@@ -83,12 +85,6 @@
             return data.AvailableHydraulicBoundaryLocations;
         }
 
-        private static string ToProbabilityFormat(RoundedDouble probability)
-        {
-            var d = (RoundedDouble) (1/probability);
-            return string.Format(CoreCommonBasePropertiesResources.ProbabilityPerYearFormat, d);
-        }
-
         #region Schematisation
 
         [PropertyOrder(orientationOfTheNormalOfTheStructurePropertyIndex)]
@@ -212,7 +208,7 @@
         {
             get
             {
-                return ToProbabilityFormat(data.WrappedData.FailureProbabilityOfStructureGivenErosion);
+                return ProbabilityFormattingHelper.Format(data.WrappedData.FailureProbabilityOfStructureGivenErosion);
             }
             set
             {