diff --git a/algorithms/math/decimal_to_binary.py b/algorithms/math/decimal_to_binary.py
new file mode 100644
index 0000000..9739363
--- /dev/null
+++ b/algorithms/math/decimal_to_binary.py
@@ -0,0 +1,12 @@
+"""converting decimal to binary.
+
+@author Midhun Nair
+"""
+
+def decimal_to_bonary(number:int):
+	if number >= 1:
+		decimal_to_bonary(number // 2)
+	print(number % 2, end = "")
+
+if __name__ == "__main__":
+	decimal_to_bonary(5)
\ No newline at end of file