How to do calculations in grid view adding subtracting

Name fixedpayment june2015 july2015 August2015 balancepay
madu 6000
Naresh 6000
Suman 6000
Srinu 6000

i have fixed payment value is 6000 if I give value 6000 in june2015 show balance pay 0, if i give value 5000 in july2015 show balancepay 1000.
i want to show like this when i update my grid view

Name fixedpayment june2015 july2015 August2015 balancepay
madu 6000 5000 1000
Naresh 6000 6000 0
Suman 6000 2000 4000
Srinu 6000

OnPageIndexChanging="GridView1_PageIndexChanging" OnRowCancelingEdit="GridView1_RowCancelingEdit"
OnRowDeleting="GridView1_RowDeleting" OnRowEditing="GridView1_RowEditing" OnRowUpdating="GridView1_RowUpdating">

i have done edit ,update , delete for grid view
how to do that above calculations

1 Reply

Know the answer? Post it — somebody with the same question will find it here.

Raja T11y ago
Hi Madhu,

Please checkout bellow urls

http://forums.asp.net/t/1350796.aspx?calculations+in+grid+control+

https://msdn.microsoft.com/en-us/library/bb310552.aspx

http://www.codeproject.com/Questions/271994/how-to-calculate-sum-of-gridview-columns-in-net