diff --git a/maths/simple_addition.py b/maths/simple_addition.py
new file mode 100644
index 000000000000..10cdf12c1643
--- /dev/null
+++ b/maths/simple_addition.py
@@ -0,0 +1,20 @@
+"""
+Simple addition function.
+https://en.wikipedia.org/wiki/Addition
+"""
+
+
+def add_numbers(a: int, b: int) -> int:
+    """
+    Returns the sum of two integers.
+
+    >>> add_numbers(2, 3)
+    5
+    >>> add_numbers(-1, 1)
+    0
+    """
+    return a + b
+
+
+if __name__ == "__main__":
+    print(add_numbers(5, 7))