title: Type number is not assignable to type string
body: <p>Im making an Incremental game and came across an error......... Type 'number' is not assignable to type 'string' on all the document.getElement....</p>
  
  <pre><code>var vegetas = 0;
  var gohan = 0;
  
  function vegetaClick(number) {
      vegetas = vegetas + number;
      document.getElementById("Textout").innerHTML = vegetas;
  };
  
  function buyGohan() {
      var gohanCost = Math.floor(10 * Math.pow(1.1,gohan));     
      if(vegetas &gt;= gohanCost){                                   
          gohan = gohan + 1;                                   
          vegetas = vegetas - gohanCost;                         
          document.getElementById("gohan").innerHTML = gohan;  
          document.getElementById('vegetas').innerHTML = vegetas;  
          document.getElementById("gohan").style.display= "block";
      };
      var nextCost = Math.floor(10 * Math.pow(1.1,gohan));       
      document.getElementById('gohanCost').innerHTML = nextCost;  
  };
  </code></pre>