diff --git a/html/index.html b/html/index.html
index ecea932..fcb5f47 100644
--- a/html/index.html
+++ b/html/index.html
@@ -39,7 +39,7 @@
 				<select id="selPreset" onchange="changePreset()">
 					<option value="scottish" selected>Scottish STV</option>
 					<option value="stvc">pyRCV STV-C</option>
-					<option value="senate">Australian Senate STV</option>
+					<!--<option value="senate">Australian Senate STV</option>-->
 					<option value="wright">Wright STV</option>
 				</select>
 			</label>
diff --git a/pyRCV2/method/base_stv.py b/pyRCV2/method/base_stv.py
index 1e69150..ecb066d 100644
--- a/pyRCV2/method/base_stv.py
+++ b/pyRCV2/method/base_stv.py
@@ -458,9 +458,9 @@ class BaseUIGSTVCounter(BaseSTVCounter):
 		# Credit votes
 		for candidate, cand_votes in next_preferences.items():
 			__pragma__('opov')
-			self.candidates[candidate].transfers += Num(cand_votes.__floor__().pp(0))
+			self.candidates[candidate].transfers += cand_votes.to_num()
 			__pragma__('noopov')
 		
 		__pragma__('opov')
-		self.exhausted.transfers += Num(next_exhausted.__floor__().pp(0))
+		self.exhausted.transfers += next_exhausted.to_num()
 		__pragma__('noopov')
diff --git a/pyRCV2/numbers/rational_js.py b/pyRCV2/numbers/rational_js.py
index b7db956..cacb27a 100644
--- a/pyRCV2/numbers/rational_js.py
+++ b/pyRCV2/numbers/rational_js.py
@@ -23,9 +23,21 @@ class Rational:
 		self.impl = bigRat(val)
 	
 	def pp(self, dp):
-		"""Pretty print to specified number of decimal places"""
+		"""
+		Pretty print to specified number of decimal places
+		This will fail for numbers which cannot be represented as a JavaScript number
+		"""
 		return self.impl.valueOf().toFixed(dp)
 	
+	def to_num(self):
+		"""
+		Convert to an instance of Num
+		"""
+		from pyRCV2.numbers import Num
+		__pragma__('opov')
+		return Num(self.impl.numerator.toString()) / Num(self.impl.denominator.toString())
+		__pragma__('noopov')
+	
 	def __add__(self, other):
 		return Rational(self.impl.add(other.impl))
 	def __sub__(self, other):
diff --git a/pyRCV2/numbers/rational_py.py b/pyRCV2/numbers/rational_py.py
index 6d4a56e..9f23c81 100644
--- a/pyRCV2/numbers/rational_py.py
+++ b/pyRCV2/numbers/rational_py.py
@@ -26,9 +26,18 @@ class Rational:
 		self.impl = Fraction(val)
 	
 	def pp(self, dp):
-		"""Pretty print to specified number of decimal places"""
+		"""
+		Pretty print to specified number of decimal places
+		"""
 		return format(self.impl, '.{}f'.format(dp))
 	
+	def to_num(self):
+		"""
+		Convert to an instance of Num
+		"""
+		from pyRCV2.numbers import Num
+		return Num(self.impl.numerator) / Num(self.impl.denominator)
+	
 	def __add__(self, other):
 		return Rational(self.impl + other.impl)
 	def __sub__(self, other):