Mortgage & Real Estate
Amortization Calculator
See how each loan payment is split between principal and interest over time.
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Formula
$$I_t = B_{t-1}\cdot r,\qquad P_t = M - I_t,\qquad B_t = B_{t-1} - P_t$$
Where
I_tinterest in month tP_tprincipal in month tB_tremaining balanceMfixed monthly paymentrmonthly interest ratetmonth index
