You can toggle the "X questions to go" message on or off (default: off) for your form by going to Theme → UI Elements → Submit Button.
The “X questions to go” counter is used to give an indication of where the submitter is up to in completing your form. It also ensures that they don’t miss any questions.
Gotchas
If you have the "X questions to go" message enabled, any total on the form won't display until all required questions answered.