Tds short deduction can be two different challan in one

You cannot club 2 challans. What you can do is as follows.

interest amount is say Rs.100000

1. Challan amount Rs.30000;
Details in tds returns : Amount paid/credited - 97087 Tds - 29126 + 874 cess.

2.Challan amount Rs.900;
amount paid or credited - 2913 , tds - 874 + 26 cess


In short , split the amount keeping the dates same.