Section 04
Payoff, extra payment and refinance calculators
What an extra payment, a lump sum or a biweekly plan does to the payoff date and the interest, and the monthly change and break-even point of a refinance.
- Calculators in this section
- 24
- Typical formula
- n = −ln(1 − rP ÷ M) ÷ ln(1 + r)
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No. 04-0030Refinance Calculator: New Payment, Monthly Saving and Break-EvenMonthly saving$28.00Compare a loan with a refinance: new payment, monthly saving, months to recover the fees and the change in tot…
No. 04-0029Extra Payments on a Loan Calculator: Months and Interest SavedMonths saved11 monthsWhat a fixed extra monthly payment does to a loan: months saved, the new payoff time and the interest saved.
No. 04-0308Loan Amortization Calculator With Extra Principal PaymentsMonthly payment$405.53A loan amortization calculator with extra principal payments estimates how added payments change your payoff t…
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Every calculator uses a standard formula and shows it. How the calculators work.