While you can do this with a macro, you may find it much easier to use
Data/Subtotals...

In article .com,
" wrote:

Hi,

I am need some help with this, i am absolutly new to vba.
I have a worksheet with two colums as given below
Id value
1 10
1 10
1 10
2 10
2 10
3 10
3 10
3 10

I want to SUM the values column based on the Id, that i mean is i want
to write a VBA macro that helps me generate an output of the form:


Id value
1 10
1 10
1 10
30
2 10
2 10
20

3 10
3 10
3 10
30

Any help is really really appretiated

Thanks