diff --git a/examples/from_khadija/summation_function.py b/examples/from_khadija/summation_function.py
new file mode 100644
index 00000000..2a05732f
--- /dev/null
+++ b/examples/from_khadija/summation_function.py
@@ -0,0 +1,12 @@
+def sum_list_elements(numbers):
+    total_sum = 0  
+    for num in numbers:
+        total_sum += num  
+    return total_sum
+
+
+
+data_points = [10, 20, -5, 3.5, 0]
+print("Sum of data_points:", sum_list_elements(data_points))  
+empty_list = []
+print("Sum of empty_list:", sum_list_elements(empty_list))   
\ No newline at end of file