diff --git a/calculator.py b/calculator.py
new file mode 100644
index 0000000..e3b9d03
--- /dev/null
+++ b/calculator.py
@@ -0,0 +1,4 @@
+def add(a,b):
+	return(a+b)
+def subtract(a,b):
+return(a-b)
\ No newline at end of file