How to display the difference records?

[#1]

Hi all

I have struck with one Practice app,that is i am developing a straight table  to displaying two tables position count.  in that i have a difference column .for that difference digit i would like to show the records from corresponding table.

can any one help me to complete it.

for this i would like to show the two records from table2 those are in working position like other also.

Thank you.