Loan Payment Calculator 計算機

この計算機は扱います: Estimate a fixed monthly loan payment, total paid, and interest paid from principal, APR, and term.

Finance 更新 2026-05-11

入力

Principal ($) APR (%) Years

Monthly payment ($) 値を入力して計算します。

Total paid ($) 値を入力して計算します。

Interest paid ($) 値を入力して計算します。

monthly payment = P x r / (1 - (1 + r)^-n), where r is monthly rate and n is number of months.

この計算機は扱います: Estimate a fixed monthly loan payment, total paid, and interest paid from principal, APR, and term.

15000 at 7.5% for 5 years is about 300.57 per month.

Fees and insurance are not included unless you add them to principal.

APR, compounding, and payment timing can change lender disclosures.

What inputs does this calculator need?

Principal, APR, Years.

How should I round the result?

Keep extra digits while comparing values, then round for the final decision or report.

Can I reuse the result in another calculation?

Yes, but preserve the original inputs and units so the next calculation stays traceable.