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How to report a calculation issue, content concern, privacy request, or accessibility problem.
Last updated: July 28, 2026
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When reporting a calculator issue, include the calculator name, the inputs you used, the result you expected, and the result shown. Do not send tax identifiers, account credentials, payment-card details, or other sensitive personal information.
What we can help with
Contact is intended for calculation corrections, broken links, accessibility barriers, privacy questions, and factual content concerns. FBM Calculators Hub cannot provide personalized financial, legal, employment, or tax advice.
- Formula or worked-example corrections
- Accessibility and keyboard-navigation problems
- Privacy or cookie questions
- Copyright or attribution concerns
Response expectations
Messages should be reviewed as operational capacity allows. Urgent financial, legal, payroll, or tax decisions should be directed to an appropriately qualified professional.