window.addEventListener("load", function () { getTotal(); }); let copper = 0; let silver = 0; let electrum = 0; let gold = 0; let platinum = 0; function getTotal() { copper = Number(document.getElementById("copper").value); silver = Number(document.getElementById("silver").value); electrum = Number(document.getElementById("electrum").value); gold = Number(document.getElementById("gold").value); platinum = Number(document.getElementById("platinum").value); let copperTotal = copper / 100; let silverTotal = silver / 10; let electrumTotal = electrum / 2; let goldTotal = gold; let platinumTotal = platinum * 10; let coinTotal = ( copperTotal + silverTotal + electrumTotal + goldTotal + platinumTotal ).toFixed(2); let coinWeight = ( (copper + silver + electrum + gold + platinum) * 0.02 ).toFixed(2); document.getElementById("totalcoin").innerHTML = coinTotal; document.getElementById("totalweight").innerHTML = coinWeight; } Copper Silver Electrum Gold Platinum Total: 0.00 Gold Weight: 0.00 Pounds