Description of the illustration computed-control-example.png

The image shows an example web form displayed on a mobile device. From top to bottom, it has the following fields:

A Number field named Total Sales (in USD) with the value 1,425 entered in it.
A Number field named Total Costs (in USD) with the value 315 entered in it.
A Number field named Total Profits displaying a computed value of 1,110.