diff --git a/gaboshlib/g_num_is_between.sh b/gaboshlib/g_num_is_between.sh
index 3c0cc2d..8c531c3 100644
--- a/gaboshlib/g_num_is_between.sh
+++ b/gaboshlib/g_num_is_between.sh
@@ -38,7 +38,7 @@ function g_num_is_between {
     local f_to=${f_between1}
   fi
   # Check if given number is in or out range
-  if [ $(echo "${f_num} < ${f_from}" | bc -l) -ne 0 ] || [ $(echo "${f_num} > ${f_to}" | bc -l) -ne 0 ] 
+  if [ $(g_calc "${f_num} < ${f_from}") -ne 0 ] || [ $(g_calc "${f_num} > ${f_to}") -ne 0 ] 
   then
     return 1
   else