using a checkbox

[xruncc]

Is there a way to turn on and off a multiplication action with a check box. I am making a fillable Invoice form. I would like to beable to check on and off tax from the total.

[ls_rbls]

There is a similar thread that was answered with the use of a script:

See if this helps get you started:https://community.adobe.com/t5/acrobat/script-for-taxes-being-optional/m-p/10693520#M224013 

[Thom Parker]

Here's an article on how to code conditional calculations:

https://acrobatusers.com/tutorials/conditional-execution/