diff --git a/nanoFramework.System.Math/Math.cs b/nanoFramework.System.Math/Math.cs
index 44b3620..325034a 100644
--- a/nanoFramework.System.Math/Math.cs
+++ b/nanoFramework.System.Math/Math.cs
@@ -24,16 +24,6 @@ public static class Math
         /// <remarks>The value of this field is 2.7182818284590452354.</remarks>
         public const double E = 2.7182818284590452354;
 
-        /// <summary>
-        /// Returns the absolute value of a 32-bit signed integer.
-        /// </summary>
-        /// <param name="val">A number that is greater than Int32..::..MinValue, but less than or equal to Int32..::..MaxValue.</param>
-        /// <returns>A 32-bit signed integer, x, such that 0 ≤ x ≤ Int32..::..MaxValue.</returns>
-        public static int Abs(int val)
-        {
-            return MathInternal.Abs(val);
-        }
-
         /// <summary>
         /// Returns the larger of two 32-bit signed integers.
         /// </summary>
@@ -56,6 +46,16 @@ public static int Min(int val1, int val2)
             return MathInternal.Min(val1, val2);
         }
 
+        /// <summary>
+        /// Returns the absolute value of a 32-bit signed integer.
+        /// </summary>
+        /// <param name="val">A number that is greater than Int32..::..MinValue, but less than or equal to Int32..::..MaxValue.</param>
+        /// <returns>A 32-bit signed integer, x, such that 0 ≤ x ≤ Int32..::..MaxValue.</returns>
+        public static int Abs(int val)
+        {
+            return MathInternal.Abs(val);
+        }
+
         /// <summary>
         /// Returns the absolute value of a double-precision floating-point number.
         /// </summary>
@@ -68,6 +68,14 @@ public static int Min(int val1, int val2)
         [MethodImpl(MethodImplOptions.InternalCall)]
         public static extern double Abs(double val);
 
+        /// <summary>
+        /// Returns the absolute value of a single-precision floating-point number.
+        /// </summary>
+        /// <param name="val">A number that is greater than or equal to MinValue, but less than or equal to MaxValue.</param>
+        /// <returns>A single-precision floating-point number, x, such that 0 ≤ x ≤ MaxValue.</returns>
+        [MethodImpl(MethodImplOptions.InternalCall)]
+        public static extern float Abs(float val);
+
         /// <summary>
         /// Returns the angle whose cosine is the specified number.
         /// </summary>
diff --git a/nanoFramework.System.Math/Properties/AssemblyInfo.cs b/nanoFramework.System.Math/Properties/AssemblyInfo.cs
index 5fb59b8..9e11b39 100644
--- a/nanoFramework.System.Math/Properties/AssemblyInfo.cs
+++ b/nanoFramework.System.Math/Properties/AssemblyInfo.cs
@@ -12,6 +12,6 @@
 
 ////////////////////////////////////////////////////////////////
 // update this whenever the native assembly signature changes //
-[assembly: AssemblyNativeVersion("100.0.5.0")]
+[assembly: AssemblyNativeVersion("100.0.5.1")]
 ////////////////////////////////////////////////////////////////