Help required to use some Array formula or any shortcut which will help in consolidating 12 worksheet Deptwise in One Summary Sheet. File attached for reference.
Provided the sheets have data in the same structure with Rows holding the same data you can simply use:
In the DEPTWISE SALES 2013 - 2014 worksheet in cell F2:
=SUM(KHARDAH:SILIGURI!B2)
Copy across and down