diff --git a/README.md b/README.md
index cf8f05c..2235825 100644
--- a/README.md
+++ b/README.md
@@ -25,7 +25,6 @@
 95 / 9 = 10
 91 * 51 = 4641
 29 + 42 = 71
-39 - 24 = 15
 14 * 32 = 448
 79 / 8 = 9
 47 + 72 = 119