diff --git a/script.sh b/script.sh
index 1bbbfec..a2807ba 100644
--- a/script.sh
+++ b/script.sh
@@ -10,4 +10,5 @@ sclite -f 0 -r reference.trn trn -h hypothesis.trn trn -e utf-8 -i rm -o all std
 
 cat WER_SSR.txt | grep -oP '(?<=Scores: \(#C #S #D #I\) ).*' > values.txt
 
-for i in `cat values.txt`; do (($2+$3+$4)/($2+$3+$1));done; > values_WER.txt
+for i in `cat values.txt`; do a=3; b=4; c=$((($2+$3+$4)/($2+$3+$1))); echo $c ;done; > values_WER.txt
+