diff --git a/commons-numbers-fraction/src/main/java/org/apache/commons/numbers/fraction/BigFraction.java b/commons-numbers-fraction/src/main/java/org/apache/commons/numbers/fraction/BigFraction.java
index 60f2c06..cee2a6e 100644
--- a/commons-numbers-fraction/src/main/java/org/apache/commons/numbers/fraction/BigFraction.java
+++ b/commons-numbers-fraction/src/main/java/org/apache/commons/numbers/fraction/BigFraction.java
@@ -488,17 +488,7 @@
      * positive, 0 if it is 0.
      */
     public int signum() {
-        final int numS = numerator.signum();
-        final int denS = denominator.signum();
-
-        if ((numS > 0 && denS > 0) ||
-            (numS < 0 && denS < 0)) {
-            return 1;
-        } else if (numS == 0) {
-            return 0;
-        } else {
-            return -1;
-        }
+        return numerator.signum() * denominator.signum();
     }
 
     /**
diff --git a/commons-numbers-fraction/src/main/java/org/apache/commons/numbers/fraction/Fraction.java b/commons-numbers-fraction/src/main/java/org/apache/commons/numbers/fraction/Fraction.java
index a2acc21..31e7cde 100644
--- a/commons-numbers-fraction/src/main/java/org/apache/commons/numbers/fraction/Fraction.java
+++ b/commons-numbers-fraction/src/main/java/org/apache/commons/numbers/fraction/Fraction.java
@@ -373,14 +373,7 @@
      * positive, 0 if it is 0.
      */
     public int signum() {
-        if ((numerator > 0 && denominator > 0) ||
-            (numerator < 0 && denominator < 0)) {
-            return 1;
-        } else if (isZero()) {
-            return 0;
-        } else {
-            return -1;
-        }
+        return Integer.signum(numerator) * Integer.signum(denominator);
     }
 
     /**