diff --git a/README.md b/README.md
index 8194846..488870b 100644
--- a/README.md
+++ b/README.md
@@ -41,3 +41,4 @@
 11 * 98 = 1078
 1 * 75 = 75
 80 / 2 = 40
+45 - 7 = 38