How to summary data in SSRS

Hi All,

We have a deatiled records in our database. we need to show summary data.

Please find details below.

Details :-

Report Month  measure1 measure 2

JAN                   10             20

JAN                     15            15

FEB                  10             20

FEB                  20            15

we need to display as below

Report Month  measure1 measure 2

JAN                    25             35

FEB                    30             35

I tried using using Summarize by  function but still it is showing the details only.

Could you please let us know the details steps.

Thanks in advance.

Raghu Majji.