diff --git a/übung/rechner/main.py b/übung/rechner/main.py
index 51c91e2..9b47e26 100644
--- a/übung/rechner/main.py
+++ b/übung/rechner/main.py
@@ -12,13 +12,6 @@ class my_rechner:
         self.count_true = 0
         self.count_false = 0
 
-
-    def check_input(self):
-        pass
-
-    def rechnen(self):
-        pass
-
     def check_rechnen(self):
         self.zahl1 = random.randint(1, 1000)
         self.zahl2 = random.randint(1, 1000)