diff --git a/backup.sh b/backup.sh
new file mode 100755
index 00000000..1b3e383a
--- /dev/null
+++ b/backup.sh
@@ -0,0 +1,8 @@
+echo Hello, World!
+
+a=10
+b=20
+
+sum=$(( $a + $b ))
+
+echo "$sum"