diff --git a/devide.py b/devide.py
new file mode 100644
index 0000000..c6f5637
--- /dev/null
+++ b/devide.py
@@ -0,0 +1,2 @@
+def devide(a,b):
+	return a/b
diff --git a/subtraction.py b/subtraction.py
new file mode 100644
index 0000000..f21e4f6
--- /dev/null
+++ b/subtraction.py
@@ -0,0 +1,2 @@
+def sub(a,b):
+	return a-b