For ex:- I Have two DataGridViewColumns
As:- 1) Quantity_DataGridViewComboBoxColumn
2)Price_DataGridViewComboBoxColumn
And Another Column Total_TextBoxColumn that I set it ReadOnly For Showing Result
I just Want to Multiply The Above Two Columns And Display result in Third One Total_TextBoxColumn
plz Suggest me Any As aEarly as Possible... :-)