I need javascript to add 5 to an integer variable, but instead it treats the variable as a string, so it write out the variable, then add 5 onto the end of the "string". How can I force it to do math instead?  var dots = document.getElement...
I have the following code which interprets the numbers as strings and adds them like 100300 instead of 400:  var rate = document.getElementById('pur_price').value; var pprice = document.getElementById('pur_price').value; var rate1 = d...
I wrote this code as part of a calculator, for practice. It mostly works as intended.  However, the add operation concatenates the two numbers instead of adding them. Why?  function calcApp (aNumber, bNumber) {     var a = prompt("Enter A number...
Please, take a brief look at the code below:  <script type="text/javascript"> function recentpostslist(json) {  document.write('<ul class="recommended">');  var i;  var j;  for (i = 0; i < json.feed.entry.length...
Is it possible to add a integer to a scope variable?    e.g    <div style="top:{{top + 140}}px">....</div>     If top is 140 it should give me "280px" and not "140140px"    Is this possible?...
I encountered this problem while trying to add the values of 6 different input, I noticed that if I add 3 of them it works, but if I add more than 3 values it doesn't work.  When I add 3 values between them, everything seems to work correctly but...
I have the following function:   function addChange(result, bill) {   for (var i=0;i<result.length;i++) {     if (result[i][0] === bill[0]) {       result[i][1] = parseFloat(result[i][1]).toPrecision(2) + parseFloat(bill[1]).toPrecision(2);...
How would I add together the values pulled from two separate jQuery.html() calls? Example:  <div id="a">27</div> <div id="b">3</div>  $(document).ready(function(){   var a = $("#a").html();   var b = $(...
I don't understand why in this example addition doesn't work:  <button id="button">Click</button> <p id="counter"></p>  function handler(){     var button = document.getElementById('button'),...
I need to add values (dollar amounts together) without rounding the values.  Example:   The values being added come from $("input#lunchorder_item_price") and output my subTotal. 2.95 + 2.95 + 2.45 = 8.35 but instead I get 2.95 + 2.95 + 2.45 =...

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