BI Publisher Subtraction on group
<?sum(current-group()/NVL_L_ENTERED_DR_0_)?>
<?sum(current-group()/NVL_L_ENTERED_CR_0_)?>
subtraction of these two values possible in BI publisher
Net Amount =<?sum(current-group()/NVL_L_ENTERED_DR_0_)?> - <?sum(current-group()/NVL_L_ENTERED_CR_0_)?>