diff --git a/reasoning_gym/arithmetic/basic_arithmetic.py b/reasoning_gym/arithmetic/basic_arithmetic.py
index 4fc62bad..0c3ee345 100644
--- a/reasoning_gym/arithmetic/basic_arithmetic.py
+++ b/reasoning_gym/arithmetic/basic_arithmetic.py
@@ -2,8 +2,6 @@ from dataclasses import dataclass
 from random import Random
 from typing import Any, Literal, Optional
 
-from reasoning_gym import utils
-
 from ..factory import ProceduralDataset, register_dataset
 
 
@@ -234,10 +232,6 @@ class BasicArithmeticDataset(ProceduralDataset):
             template = rng.choice(templates)
             return template.format(expression)
 
-    def score_answer(self, answer: Optional[str], entry: dict[str, Any]) -> float:
-        oracle_answer = entry["answer"].strip()
-        return utils.compute_reward(answer, oracle_answer, allow_commas=False)
-
 
 # Register the dataset
 register_dataset("basic_arithmetic", BasicArithmeticDataset, BasicArithmeticDatasetConfig)
diff --git a/reasoning_gym/arithmetic/chain_sum.py b/reasoning_gym/arithmetic/chain_sum.py
index 04d79d29..2072983c 100644
--- a/reasoning_gym/arithmetic/chain_sum.py
+++ b/reasoning_gym/arithmetic/chain_sum.py
@@ -111,8 +111,7 @@ class ChainSumDataset(ProceduralDataset):
         return expression, result
 
     def score_answer(self, answer: Optional[str], entry: dict[str, Any]) -> float:
-        oracle_answer = entry["answer"].strip()
-        return utils.compute_reward(answer, oracle_answer)
+        return utils.compute_decimal_reward(answer, oracle_answer=entry["answer"])
 
 
 class ChainSumCurriculum(BaseCurriculum):
diff --git a/reasoning_gym/arithmetic/products.py b/reasoning_gym/arithmetic/products.py
index 606e35eb..8401be91 100644
--- a/reasoning_gym/arithmetic/products.py
+++ b/reasoning_gym/arithmetic/products.py
@@ -103,8 +103,7 @@ class ProductsDataset(ProceduralDataset):
         return expression, result
 
     def score_answer(self, answer: Optional[str], entry: dict[str, Any]) -> float:
-        oracle_answer = entry["answer"].strip()
-        return utils.compute_reward(answer, oracle_answer)
+        return utils.compute_decimal_reward(answer, oracle_answer=entry["answer"])
 
 
 class ProductsCurriculum(BaseCurriculum):
diff --git a/reasoning_gym/utils.py b/reasoning_gym/utils.py
index d90356e1..5d8e7b69 100644
--- a/reasoning_gym/utils.py
+++ b/reasoning_gym/utils.py
@@ -81,7 +81,7 @@ def is_integer(obj: Any) -> bool:
     return False
 
 
-def compute_reward(answer: Optional[str], oracle_answer: str, allow_commas: bool = True) -> float:
+def compute_decimal_reward(answer: Optional[str], oracle_answer: str, strip_commas: bool = True) -> float:
     """Compute the reward for a given answer compared to the oracle answer.
 
     Args:
@@ -94,13 +94,18 @@ def compute_reward(answer: Optional[str], oracle_answer: str, allow_commas: bool
     """
     reward = 0.0
     if answer is not None and len(answer) > 0:
-        answer = answer.strip()
-        answer = answer.replace(",", "") if allow_commas else answer
-        if answer == oracle_answer:
-            reward = 1.0
-        elif oracle_answer in answer:
+        reward = 0.01
+        try:
+            if strip_commas:
+                answer = answer.replace(",", "")
+                oracle_answer = oracle_answer.replace(",", "")
+
+            if Decimal(answer) == Decimal(oracle_answer):
+                reward = 1.0
+        except:
+            pass
+
+        if oracle_answer in answer:
             reward = len(oracle_answer) / len(answer)
-        else:
-            reward = 0.01
 
     return reward