diff --git a/calculator.py b/calculator.py
new file mode 100644
index 0000000..6071bcd
--- /dev/null
+++ b/calculator.py
@@ -0,0 +1,6 @@
+def add(a,b):
+	return a+b
+
+
+def subtract(a,b):
+	return a-b
\ No newline at end of file