diff --git a/6-functions/31_calculator.py b/6-functions/31_calculator.py
index 22b7db1..e63fb00 100644
--- a/6-functions/31_calculator.py
+++ b/6-functions/31_calculator.py
@@ -13,6 +13,12 @@ def multiply(a, b):
 def divide(a, b):
   return a / b
 
+def int_divide(a, b):
+  return a // b
+  
+def reminder(a, b):
+  return a % b
+
 def exp(a, b):
   return a ** b
 
@@ -20,4 +26,6 @@ def exp(a, b):
 print(subtract(7, 2))
 print(multiply(4, 8))
 print(divide(9, 3))
+print(int_divide(10,3))
+print(reminder(50,3))
 print(exp(2, 3))