diff --git a/README.md b/README.md
index df31dc0..896724c 100644
--- a/README.md
+++ b/README.md
@@ -1,7 +1,6 @@
 30 + 3 = 33
 35 - 64 = -29
 17 / 4 = 4
-73 - 80 = -7
 20 * 12 = 240
 8 + 15 = 23
 58 - 60 = -6 (FALSCH)