Financial MathematicsClick on a variable name to calculate it
Lump Sum
CZK
—CZK
Monthly Contribution
CZK / month
—CZK / month
Investment Horizon
years
—years
Annual Return
% p.a.
—% p.a.
Final Value
CZK
—CZK
FV = PV × (1+r)ⁿ + PMT × [(1+r)ⁿ − 1] / r | r = annual rate / 12, n = years × 12, contributions at end of month.
Loan Amount
CZK
—CZK
Annual Interest Rate
% p.a.
—% p.a.
Loan Term
years
—years
Monthly Payment
CZK / month
—CZK / month
Remaining Balance
CZK
—CZK
PMT = (PV − FV × (1+r)⁻ⁿ) × r / (1 − (1+r)⁻ⁿ) | Annuity repayment. Remaining Balance = balloon payment at end of term (0 = full repayment).
Initial Value
CZK
—CZK
Monthly Payment
CZK / month
—CZK / month
Final Balance
CZK
—CZK
Drawdown Period
years
—years
Annual Return
% p.a.
—% p.a.
PMT = (PV − FV × (1+r)⁻ⁿ) × r / (1 − (1+r)⁻ⁿ) | Capital drawdown. Final Balance = portfolio value after drawdown period ends (0 = fully depleted).
The calculator handles the math, but decisions have context.
A real financial choice should be made considering taxes, liquidity and your long-term goals.
