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クレジットカード債務・完済シミュレーター

高いリボ金利のもとで、異なる返済額を設定した場合の完済期間と総支払利息を比較します。

Time Value of Money (TVM) Calculator

Enter any four variables among N, I/Y, PV, PMT and FV, select the unknown variable and payment timing, then click Calculate.

This tool is for learning and estimation only and does not constitute any investment, loan or financial advice.

TVM Input Area

Payment Timing

Most loans and bonds use end-of-period payments; some rents and annuities use beginning-of-period payments.

Unknown Variable (to be calculated)

Make sure the other four variables are filled in clearly. Empty fields are treated as unknown.

Result

After filling in four variables and selecting the unknown variable, click "Calculate" to see the result here.

Sign convention: Positive numbers usually represent cash inflow (receive), and negative numbers represent cash outflow (pay). For example, taking out a loan: PV is positive (receive money), PMT is negative (repay each period).

This tool is implemented purely in the browser and does not store any data. All calculations are for teaching/learning and estimation only and do not constitute any investment or lending recommendation.

クレジットカード借金完済計算機:完済まで何年かかる?

現在の残高、金利、毎月の返済額から、完済までの期間と支払う総利息を計算し、高金利負債から抜け出すための計画作りに役立てましょう。