Subtraction of two column in views How to subtracts two column in view?
for example:
 say column A and Column B need to subtract i,e [column A - column B]= column C.How can I achieve this is there any module available for it?
Add another field, select Math Expression from Global group, then in there put something like [field_1_total] 2 [field_2_total] 

there is not need any addition module