title: Sum of decimal numbers gets wrong answer RDLC Report
body: <p>I am trying to sum decimal amounts. For example i have 10.5 and 20.5 but sum of these are 310.00 it is wrong..</p>
  <p>My code :</p>
  <p><code>=IFF(Fields!CURRENCY.Value = &quot;USD&quot; , FormatNumber(Sum(CDbl(Iff(Fields!AMOUNT.Value = &quot;&quot;,&quot;0&quot;, Fields!AMOUNT.Value))),2),0)</code></p>