diff --git a/06-sum/index.js b/06-sum/index.js
index ebc2ee1..ebb7482 100644
--- a/06-sum/index.js
+++ b/06-sum/index.js
@@ -1,4 +1,8 @@
 export function sum(values) {
   // implementar logica aqui
-  
+  let total = 0
+  for (let i = 0; i < values.length; i++) {
+   total += values[i]; // adiciona o valor do indice (que aumenta com o loop) no total
+  }
+  return total // torna values = total
 }
\ No newline at end of file