Loan Amortization Calculator Biweekly Extra
Calculate your loan amortization schedule with biweekly payments and an extra payment option.
function calculateAmortization() {
const loanAmount = parseFloat(document.getElementById(“loanAmount”).value);
const annualRate = parseFloat(document.getElementById(“annualRate”).value) / 100;
const loanTerm = parseFloat(document.getElementById(“loanTerm”).value);
const biweeklyExtra = parseFloat(document.getElementById(“biweeklyExtra”).value);
if (isNaN(loanAmount) || isNaN(annualRate) || isNaN(loanTerm) || isNaN(biweeklyExtra) || loanAmount <= 0 || loanTerm el.value = “”);
}
