..

SubProject/FCOMMON/fSFI.cs

@@ -47,7 +47,7 @@ namespace FCOMMON
         {
             //mfg 절감시간 업데이트
             var nud = sender as NumericUpDown;
-            if (nud.Tag.ToString().ToLower() == "o")
+            if (this.radO.Checked)
             {
                 UpdateOffice();
             }
@@ -84,9 +84,9 @@ namespace FCOMMON
         {
             var savetime = (double)nudOsavetime.Value;
             var min = (int)numericUpDown2.Value;
-            var sfi = savetime / min;
             var cnt = (int)nudCnt.Value;
-            nudSFIOffice.Value = (decimal)(sfi * cnt);
+            var sfi = (savetime * cnt) / min;
+            nudSFIOffice.Value = (decimal)(sfi);
         }
 
         private void button1_Click(object sender, EventArgs e)