diff --git a/README.md b/README.md
index 735bf81..498884c 100644
--- a/README.md
+++ b/README.md
@@ -10,7 +10,6 @@
 42 + 12 = 54
 2 * 65 = 130
 49 * 66 = 3234
-64 - 41 = 23
 71 + 53 = 124
 43 - 96 = -53
 46 + 12 = 58