diff --git a/binary-to-decimal.py b/binary-to-decimal.py
new file mode 100644
index 0000000..c5fa305
--- /dev/null
+++ b/binary-to-decimal.py
@@ -0,0 +1,16 @@
+def binaryToDecimal(binary):
+	
+	binary1 = binary
+	decimal, i, n = 0, 0, 0
+	while(binary != 0):
+		dec = binary % 10
+		decimal = decimal + dec * pow(2, i)
+		binary = binary//10
+		i += 1
+	print(decimal)
+	
+
+binaryToDecimal(1001)
+binaryToDecimal(11)
+binaryToDecimal(10)
+binaryToDecimal(101)