diff --git a/index.js b/index.js
index 88a7545e..0d25414e 100644
--- a/index.js
+++ b/index.js
@@ -5,7 +5,15 @@ function add(numbers) {
         result = result + num;
     }
     return result;
-}
+};
+function multi(numbres){
+	let result = 1;
+	for (let num of numbers){
+		result *= num;}
+	return result;
+};
+
 module.exports = {
-    add: add
+    add: add,
+	multi: multi
 };