Expression of Percentage

[#1]

Names	Subject	Marks	Total Marks
John	Science	55	100
	social	65	100
	English	75	100
Peter	Science	80	100
	social	90	100
	English	55	100
I want to Display Below Structure of Table in qlikview How?
Names	Marks	Percentage
John	195	65%
Peter	225	75%
Percentage Expression?

[suniljain]

Load

Name,

( sum(Marks)/sum(Total_Marks))*100 as Percentage,

Sum(Marks) as Marks

From XYZ.qvd group by Name Order by Name;