diff --git a/README.md b/README.md
index e0eb8d6..12a2440 100644
--- a/README.md
+++ b/README.md
@@ -20,7 +20,6 @@
 29 - 15 = 14
 99 * 85 = 8415
 16 * 15 = 240
-20 + 3 = 23
 32 + 58 = 90
 63 + 53 = 116
 82 + 79 = 161