diff --git a/AndroidCalculator/Calculator.swift b/AndroidCalculator/Calculator.swift
index bca8153..a8f1ccf 100644
--- a/AndroidCalculator/Calculator.swift
+++ b/AndroidCalculator/Calculator.swift
@@ -146,6 +146,11 @@ class Calculator {
         formula.append(number)
       }
       
+    case "=":
+      if result != "" {
+        formula = [result]
+      }
+      
     default:
       print(formula)
     }