diff --git a/README.md b/README.md
index 86d07d5..ece4be7 100644
--- a/README.md
+++ b/README.md
@@ -42,3 +42,4 @@
 48 - 42 = 6
 74 - 60 = 14
 1 / 3 = 0
+7 * 77 = 539