jQuery.cookie()に設定した情報が設定されない

class ="Calculation"をクリックした際、クリックした要素の値をcookieに設定しようとしたがデベロッパーツールで確認したところname=SetCalculationのcookie情報が設定されないので原因をご教授ください。

index.html

<!DOCTYPE html>
<html lang="ja">
  <head>
    <meta charset="UTF-8">
    <link rel="stylesheet" href="style.css">
    <script src ="https://code.jquery.com/jquery-3.0.0.js"></script> 
    <script src ="https://code.jquery.com/jquery-migrate-3.3.2.js"></script>  
    <script src="https://code.jquery.com/jquery-3.3.1.min.js"></script> 
    <script src="https://cdnjs.cloudflare.com/ajax/libs/jquery-cookie/1.4.1/jquery.cookie.js"></script>
  </head>
  <body>
    <table>
      <thead>
        <tr>
          <th id="title">
            電卓
          </th>
        </tr>
      </thead>
      <tbody>
        <tr>
          <td >0</td>
          <td id="setnumber"></td>
          <td class="hidden-td"></td>
          <td id="clear">C</td>
        </tr>
        <tr>
          <td class="num" value="7">7</td>
          <td class="num" value="8">8</td>
          <td class="num" value="9">9</td>
          <td class="Calculation">÷</td>
        </tr>
        <tr>
          <td class="num" value="4">4</td>
          <td class="num" value="5">5</td>
          <td class="num" value="6">6</td>
          <td class="Calculation">×</td>
        </tr>
        <tr>
          <td class="num" value="1">1</td>
          <td class="num" value="2">2</td>
          <td class="num" value="3">3</td>
          <td class="Calculation">-</td>
        </tr>
        <tr>
          <td class="zero">0</td>
          <td>.</td>
          <td class="Calculation">+</td>
          <td>=</td>
        </tr>
      </tbody>
    </table>
    <script src="main.js"></script>
  </body>
</html>

main.js

"use strict";
{
  var totalNum = "";
  var setnum = document.getElementById('setnumber');
  jQuery(function(){
       for(var i=0;i<jQuery('.num').length;i++){
         var num = 'selectnum'+(i+1);
         jQuery('.num').eq(i).addClass(num);
       }
  });
  getNum();
  getZero();
  Calculation();
  function openNum(setnum){
    var SetNum = document.getElementById('setnumber');
    if(setnum == 0){
      if(totalNum == 0){
        totalNum = setnum;
      }else{
        totalNum = totalNum + setnum;
      }
    }else{
      if(totalNum == 0){
        totalNum = setnum;
      }else{
        totalNum = totalNum + setnum;
      }
    }
    jQuery(SetNum).text(totalNum);
  }
  
  function getNum(){
    jQuery('.num').click(function(){
      var getnum = jQuery(this).text();
      openNum(getnum);
    });
  };

  function getZero(){
    jQuery('.zero').click(function(){
      var getzero = jQuery(this).text();
      openNum(getzero);
    });
  };

  function Calculation(){
    jQuery('.Calculation').click(function(){
      var calculation = jQuery(this).text();
      setCookie(calculation);
    });
  }

  function setCookie(setcookie){
    jQuery.cookie('SetCalculation', setcookie);
  }
}