Add a single digit to 10 (bar model)
Add a single digit to 10 with a bar model to help.
Add a single digit to 10 (bar model)
Add a single digit to 10 with a bar model to help.
![Preview of 'Add a single digit to 10 (bar model)'](https://content.urbrainy.com/6756/1773718543/thumbnail_xlarge/add-a-single-digit-to-10-bar-model-943192081.png)
Add a single digit to 10 with a bar model to help.
Add a single digit to 10 with a bar model to help.