diff --git a/README.md b/README.md
index 92d7730..9f811af 100644
--- a/README.md
+++ b/README.md
@@ -3,3 +3,4 @@
 15 - 56 = -41
 9 / 3 = 3
 99 - 92 = 7
+69 - 54 = 15