diff --git a/examples/mathkit/__init__.py b/examples/mathkit/__init__.py
new file mode 100644
index 00000000..e69de29b
diff --git a/examples/mathkit/operations.py b/examples/mathkit/operations.py
new file mode 100644
index 00000000..8e692520
--- /dev/null
+++ b/examples/mathkit/operations.py
@@ -0,0 +1,27 @@
+"""Basic arithmetic operations for the mathkit example package."""
+
+
+def add(a: float, b: float) -> float:
+    """Return the sum of ``a`` and ``b``."""
+    return a + b
+
+
+def subtract(a: float, b: float) -> float:
+    """Return the difference of ``a`` and ``b``."""
+    return a - b
+
+
+def multiply(a: float, b: float) -> float:
+    """Return the product of ``a`` and ``b``."""
+    return a * b
+
+
+def divide(a: float, b: float) -> float:
+    """Return the quotient of ``a`` divided by ``b``.
+
+    Raises:
+        ValueError: If ``b`` is zero.
+    """
+    if b == 0:
+        raise ValueError("Cannot divide by zero")
+    return a / b