Question

My pen isn't good than yours ( change in comparative )

Answer 1

The comparative form of the given sentence would be:

Your pen is better than my pen.

(Because according to the given sentence, one is stating that one's pen is not as good as the latter's pen which implies that the latter's pen is better than his/her pen.)

Hope it helped...

Answer 2

Your pen is better than my pen

..

This is the comparative sentence..

hope this is useful to you

please mark me as brainlist...