The answer
The calculator adds the security deposit you enter, any interest you enter as owed, and other refundable credits. It subtracts your proposed itemized deductions. A positive balance is displayed as an estimated refund; a negative balance is shown as a potential shortfall, not an automatic debt.
General education and tool guidance. Verify applicable law, lease terms, program rules and your own records before acting; this answer does not approve a notice, deduction, rent or financial outcome.