i had completed my b.tech this year(2008-12),i have downloaded r07 percentage calculator from this site and entered my marks form 1st year of my b.tech up to recently released 4-2 marks.
I had secured 4072 marks out of 5550.
percentage calculator showing 74.4%........but while manually calculating i m getting 73.3%.......

I HAD CROSS CHECKED ALL THE MARKS ENTERED IN EACH ROW & COLUMN but still getting same result

plss help me.....