Use proper division instead of integer division

calc.py

@@ -9,6 +9,6 @@ elif operator == "-":
 elif operator == "*":
     print(operand1 * operand2)
 elif operator == "/":
-    print(operand1 // operand2)
+    print(operand1 / operand2)
 else:
     print("Unsupported operation " + operator)