The $10,000 represents your 529 plan contributions for 2024.
For the NYS adjustments screen, enter -10,000 under Total NY adjustments. Then, enter the amount of contributions made while a NYC resident in the next column. For example, if you made $5,000 in contributions while a NYC resident, you'd enter -5,000 under the column NYC resident portion. See screenshot below for additional guidance.

**Say "Thanks" by clicking the thumb icon in a post
**Mark the post that answers your question by clicking on "Mark as Best Answer"