diff --git a/README.md b/README.md
index bcd3bd5..aac961d 100644
--- a/README.md
+++ b/README.md
@@ -41,3 +41,4 @@
 89 / 8 = 11
 61 - 51 = 10
 62 + 7 = 69
+39 + 92 = 131