diff --git a/README.md b/README.md
index 25feeaa..1a96059 100644
--- a/README.md
+++ b/README.md
@@ -41,3 +41,4 @@
 39 + 1 = 40
 31 / 2 = 15
 69 * 71 = 4899
+54 - 79 = -25