Simple Interest Calculator
function calculate() { // Get the input values var principal = document.getElementById("principal").value; var rate = document.getElementById("rate").value; var time = document.getElementById("time").value; // Calculate the simple interest var interest = (principal * rate * time) / 100; // Display the result var result = document.getElementById("result"); result.innerHTML = "The simple interest for a principal of $" + principal.toLocaleString() + ", at a rate of " + rate + "% for " + time + " years is $" + interest.toLocaleString() + ".
"; }