When an incorrect check of annualized is made when figuring the underpayment penalty and intries don't add up, how can it be removed?

If you're unable to edit your entries, you may need to delete the underlying form and reset the underpayment penalty calculations. The form name is Form 2210AI.

If you are using TurboTax Online:

1. Login to TurboTax and click on Continue your return to get into the prep section
2. Click on My Account at the top of your screen
3. Click on Tools 
4. In the list at the bottom, click on Delete a form 
5. Click Delete next to the relevant form
6. Click Delete Selected Form to confirm deletion.

If you are using the Desktop version:

1. Click on Forms in the upper right of your screen
2. Find the relevant form on the left hand side of your screen in the Forms in My Return list
3. Click on the form (note, there may be one for both taxpayer and spouse if married filing jointly)
4. Click Delete Form button at the bottom of the screen
5. Click Yes to confirm you want to delete.