diff --git a/README.md b/README.md
index 005ab85..b780cb5 100644
--- a/README.md
+++ b/README.md
@@ -41,3 +41,4 @@
 52 * 15 = 780
 85 + 33 = 118
 44 + 36 = 80
+43 - 84 = -41