Custody Overnight Percentage Calculator accuracy and testing

Formula source

• Parent overnight percentage = parent overnights / total overnights * 100. Remaining overnights and percentage are the balance of the total.

Test cases

Known limitations

• This page documents the checked-in calculator logic and does not certify results for every real-world edge case.
• Use the result as a planning estimate unless the calculator page states a stricter purpose.

Assumptions

• This is a planning and organization estimate only, not legal advice or court guidance.
• The calculator does not replace a family-law attorney, mediator, court order, or official state calculator.
• Inputs are processed locally in the browser and are not stored by Calwarden.

Unit handling

• Parent Overnights accepts values in nights.
• Total Overnights accepts values in nights.
• Parent Overnight Percentage is displayed as a percentage.
• Remaining Parent Overnights is displayed in nights.
• Remaining Parent Percentage is displayed as a percentage.

Rounding rules

• Number displays use up to 2 decimal places in the calculator UI.
• Percent outputs are displayed with two decimal places.
• Input precision follows configured step values where provided.

Version history

Change log