diff --git a/pymath/expression.py b/pymath/expression.py
index 6548fdc..1be503d 100644
--- a/pymath/expression.py
+++ b/pymath/expression.py
@@ -331,6 +331,7 @@ def test(exp):
     print("\n")
 
 if __name__ == '__main__':
+    Expression.STR_RENDER = txt
     #exp = "2 ^ 3 * 5"
     #test(exp)
 
diff --git a/pymath/fraction.py b/pymath/fraction.py
index 1b1f976..16d960a 100644
--- a/pymath/fraction.py
+++ b/pymath/fraction.py
@@ -37,8 +37,8 @@ class Fraction(object):
             n_frac = self
 
         gcd_ = gcd(abs(n_frac._num), abs(n_frac._denom))
-        if n_frac._num == n_frac._denom:
-            n_frac = Fraction(1,1)
+        if gcd_ == n_frac._denom:
+            n_frac = n_frac._num // gcd_
             steps.append(n_frac)
 
         elif gcd_ != 1: