Credit Card Payoff Calculator

Credit Card Payoff Calculator

Estimate the fixed monthly payment needed to amortize a credit-card balance, plus total interest and total repayment cost.

ทำความเข้าใจคำตอบ

คำนวณอย่างไร?

The balance is treated as an amortizing loan with a constant monthly APR and no new purchases or fees. At 0% APR, payment equals balance divided by the number of months.

Fixed-payment credit-card payoff formulaPayment = P × r(1 + r)ⁿ ÷ ((1 + r)ⁿ − 1), where r = APR ÷ 12

ตัวอย่างที่ใช้ได้จริง

For a $6,000 balance at 21% APR paid over 3 years, the estimated payment is about $226 per month and total interest is about $2,138.

ผลลัพธ์ที่คำนวณได้

Card balanceอัตราดอกเบี้ยรายปีคำตอบที่คำนวณ
$6,400.0021.99%$244.39
$8,000.0021.99%$305.48
$9,600.0021.99%$366.58

สมมติฐาน การตีความ และข้อผิดพลาดที่พบบ่อย

สมมติฐานการคำนวณ

  • Rates and recurring amounts stay constant for the period represented by the formula.
  • Inputs use the same monthly or annual time basis stated in each field label.
  • Taxes, fees and contractual rules are excluded unless the calculator explicitly asks for them.

วิธีตีความผลลัพธ์

  • Use the headline as a planning estimate and compare it with the detailed totals.
  • Run a baseline plus favorable and conservative scenarios before deciding.
  • Confirm important results against a lender, payroll statement, tax authority or signed contract as applicable.

ข้อผิดพลาดที่พบบ่อยซึ่งควรหลีกเลี่ยง

  • Mixing annual rates with monthly amounts or entering a percentage as a decimal.
  • Leaving out fees, taxes, changing rates or timing differences that apply to the real decision.
  • Treating approval guidelines, market returns or future appreciation as guarantees.