THE DAD MATH
Bi-weekly
Estimate the impact of an extra annual payment applied to principal.
Estimated interest saved
$69,805
Half of regular monthly P&I$758
Regular monthly P&I$1,517
Equivalent extra principal per month$126
Estimated payoff time24 years 2 months
Time saved70 months
Standard total interest$306,107
Estimated accelerated interest$236,302
26 half-payments equal 13 monthly payments per year. This estimate models the extra annual payment as equal extra principal each month. Actual biweekly results depend on when your servicer applies payments. Twice-monthly payments alone do not create an extra payment. Fees, taxes, and insurance are excluded.
These tools provide educational estimates based on your inputs, not an approval, commitment to lend, or rate quote. Rates shown are illustrative inputs, not APRs. Your actual loan terms and costs require a personalized review.
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