diff --git a/api/controllers/arithmeticController.js b/api/controllers/arithmeticController.js
index cff6439..65e7783 100644
--- a/api/controllers/arithmeticController.js
+++ b/api/controllers/arithmeticController.js
@@ -13,6 +13,7 @@ exports.calculate = function(req, res) {
   var operations = {
     'add':      function(a,b) { return +a + +b },
     'subtract': function(a,b) { return a - b },
+    'divide': function(a,b) { return a / b },
   };
 
   // Determine the operation