How to find all the following plus icon(+)from the table and click on those icons one by one

[Mohamed_Sajjaath]

Now I got those icons expaths-

//table[@class=‘table noAdjust table-bordered table-hover tree-check-table no-footer dataTable DTFC_Cloned’]//i[starts-with(@id, “gradeShift-”)]

Now I want to click on those icons one by one
how Can I perform these task…? plz help on this