diff --git a/README.md b/README.md
index 4520ff6..3ce0aa7 100644
--- a/README.md
+++ b/README.md
@@ -6,3 +6,4 @@
 61 + 88 = 149
 70 / 6 = 11
 25 * 67 = 1675
+70 - 3 = 67