diff --git a/README.md b/README.md
index 7fe3da3..9083121 100644
--- a/README.md
+++ b/README.md
@@ -41,3 +41,4 @@
 31 / 6 = 5
 80 - 41 = 39
 33 + 91 = 124
+89 * 89 = 7921