title: Using Math.Round(ReportItems!category.Value,MidpointRounding.AwayFromZero) returns incorrect value
body: <p>I am using </p>
  
  <pre><code>=Math.Round(ReportItems!category.Value,MidpointRounding.AwayFromZero) 
  </code></pre>
  
  <p>in a tablix row, which results incorrect value.</p>
  
  <p><code>5.48</code> is rounding to <code>5</code></p>
  
  <p>Instead, I would like to see <code>5.48</code> as <code>6</code>.</p>