Reference tables
Plain tables of the figures people look up most, each dated, sourced or worked out in the open, and free to cite or reuse with credit. Every table links to the calculator that works out the same thing for your own numbers.
The tables
- Extra mortgage payment savings: Interest saved and years taken off a $300,000 mortgage by $100, $200 or $500 a month, at 4% to 8%.
- 15-year vs 30-year mortgage interest: Monthly payment and total interest for both terms at every rate from 4% to 8%.
- RMD table: The IRS Uniform Lifetime Table factors, the RMD per $100,000 and the start age by year of birth.
- Retirement contribution limits: 401(k), IRA, SIMPLE and HSA limits for 2025 to 2027, each linked to its IRS source.
- US business days by month, 2026 and 2027: Business days in every month and each federal holiday, with its observed date.
Using these tables
Link to a table, quote it or copy it into your own material under CC BY 4.0: credit FreecalcHub and link to the table's page. Each page says how its figures were found and when they were last checked. Spotted an error? Email support@freecalchub.com.