@noname87 wrote:
Update: I calulate it manually and I get a deduction on $15,309 after 5 iterations assuming I did it right.
Did the iterations come within $1 of the prior one? If that doesn't happen, then TurboTax defaults to the simpler method, which in some cases can be drastically different.
You may consider contributing to a Traditional IRA (which will affect the calculation). Sometimes even a small amount of contribution can trigger the calculation to work out nicely.
