Refactoring -- more.

1 files changed, 6 insertions, 1 deletions

diff --git a/utilities/utilities.go b/utilities/utilities.go
index a372141..fd5c824 100644
--- a/utilities/utilities.go
+++ b/utilities/utilities.go
@@ -1,5 +1,10 @@
 package utilities
 
-func PercentDifference(current float64, previous float64) (difference float64) {
+import "math"
+
+func SignedPercentDifference(current float64, previous float64) (difference float64) {
 	return ((current - previous) / (float64(current+previous) / 2.0)) * float64(100)
 }
+func AbsPercentDifference(current float64, previous float64) (difference float64) {
+	return (math.Abs(current-previous) / (float64(current+previous) / 2.0)) * float64(100)
+}