Dear Reddy,
if you want ignore the number you have processed in the same pcr before addwt* you can make the num=zero. Please find the example as below.
*
****
num=abcd
num?1
=
amt=KZABC1
num-zero
addwt *
<
num?2
=
amt=KZABC2
num=zero
addwt*
same logic for number 3 and 4.
Regards,
Dora