diff --git a/Make_a_function_that_does_arithmetic_kyu8.py b/Make_a_function_that_does_arithmetic_kyu8.py
new file mode 100644
index 0000000..9feb09a
--- /dev/null
+++ b/Make_a_function_that_does_arithmetic_kyu8.py
@@ -0,0 +1,14 @@
+# # A function that foes arithmetic with two numbers and an operator in string form.
+# Works out the correct operator by using ifs then returns
+
+def arithmetic(a, b, operator):
+    if operator == "add":
+        return a + b
+    elif operator == "subtract":
+        return a - b
+    elif operator == "multiply":
+        return a * b
+    elif operator == "divide":
+        return a / b
+    else:
+        return "Error"
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