diff --git a/README.md b/README.md
index 0785c3a..cd1000f 100644
--- a/README.md
+++ b/README.md
@@ -41,3 +41,4 @@
 10 * 93 = 930
 44 * 12 = 528
 28 - 98 = -70
+53 - 27 = 26