diff --git a/README.md b/README.md
index 5a8ddba..c317e9b 100644
--- a/README.md
+++ b/README.md
@@ -1 +1,4 @@
-# Calculator-Programming-using-PYTHON-tkinter-
+Simple Calculator Program using PYTHON (tkinter)
+1. takes two number from user as input
+2. Performs action (+, *, -, /) according to user choice
+3. Shows result at the bottom of the window.