how to add dollar signs to a number field?

Hi,

This can be added directly to the Update a field calculation:

https://www.jotform.com/help/268-How-to-Insert-Text-or-Mathematical-Calculation-into-a-field-using-a-Condition

Which gives:

You can also add commas as thousands separators, if you like:

- first click the "..." to access extra functions.

- The click the comma separator function:

That will display:

This would have to be updated for each condition, which is a bit tedious. Unfortunately I don't see a way to do it faster since they're all different.

- You also probably want to enforce displaying 2 decimal places. This can be done via the advanced settings:

- one last note. Oftentimes users make calculated fields like Total Cost Read only, since they don't intend users to update them:

Please let us know if you have any questions, or need help setting this up.