diff --git a/exercises/practice/resistor-color-duo/.docs/instructions.md b/exercises/practice/resistor-color-duo/.docs/instructions.md
index 4ae694da025..f6af7b203d3 100644
--- a/exercises/practice/resistor-color-duo/.docs/instructions.md
+++ b/exercises/practice/resistor-color-duo/.docs/instructions.md
@@ -31,3 +31,11 @@ The band colors are encoded as follows:
 From the example above:
 brown-green should return 15, and
 brown-green-violet should return 15 too, ignoring the third color.
+
+```python
+>>> value(['brown','green'])
+15
+
+>>> value(['violet','white'])
+79
+```