Filter when select multiple value

[vijayit43]

In My QlikView Dashboard are Weekcode & Percentage Define in master when we select week1 then sum total qty * define percentage simlerely week2,week3 &wekk4 but when we select week1 and week2 both one time then add week1 Percentage + Week2Percentage how can we solve my attached qv is bellow please check.....

[sujeetsingh]

Try using deriving max(Weekcode ) and Min (weekcode) by using get selected field function