> For the complete documentation index, see [llms.txt](https://docs.adlibertas.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.adlibertas.com/the-platform/custom-dashboards/combining-data-into-a-single-chart.md).

# Combining data into a single chart

{% hint style="info" %}
By selecting a question on a custom chart you can overlay other questions on top of each other.
{% endhint %}

Combining questions on a chart will allow you to compare and contrast different questions, datasets, or data providors. See an example on how to do so below.

{% embed url="<https://www.youtube.com/watch?v=-HQOqDM9CI4>" %}