diff --git a/06-sum/index.js b/06-sum/index.js
index ebc2ee1..6c9efa6 100644
--- a/06-sum/index.js
+++ b/06-sum/index.js
@@ -1,4 +1,10 @@
 export function sum(values) {
   // implementar logica aqui
-  
+  var contador = 0;
+
+  for(var i = 0; i < values.length; i++) {
+    contador += values[i];
+  }
+
+  return contador;
 }
\ No newline at end of file