You can see different scenarios.
To report IRA contributions for 2016,
Go to Deductions & Credits.
Go down to Retirement and Investments.
Click on the Start or Update button by Traditional and Roth IRA Contributions.
Check the box by Traditional or Roth.
Turbo Tax walks you through all questions necessary to successfully deduct your IRA contribution. You can make any contribution amount you want, and then see what effect it'll have on your bottom line.
To check the new refund/balance due amounts in Turbo Tax,
Go to My Account.
Go to Tools.
Go to View Tax Summary.
Go to Preview my 1040.
It'll be on line 75 or 78.
