Loan Calculator

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Calculate monthly payments, total interest, and amortization schedule

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Formula Used

M = P × [r(1+r)^n] / [(1+r)^n − 1]
where P = principal, r = monthly interest rate, n = number of payments

Step-by-Step Explanation

  1. 1Enter the loan amount, annual interest rate, and loan term.
  2. 2The calculator converts the annual rate to a monthly rate and computes your fixed monthly payment.
  3. 3Total interest and total repayment are calculated from the monthly payment × number of payments.

Worked Examples

Example 1

$20,000 loan at 6% for 5 years

P = 20,000, annual rate = 6%, term = 60 months

Monthly payment ≈ $386.66, total interest ≈ $3,199.60

Frequently Asked Questions

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