diff --git a/README.md b/README.md
index 5f790d3..b7d8ba9 100644
--- a/README.md
+++ b/README.md
@@ -8,7 +8,6 @@
 72 / 8 = 9
 29 / 5 = 5
 36 - 78 = -42
-81 + 69 = 150
 31 / 2 = 15
 26 - 39 = -13
 64 - 61 = 3