Here we r to solve this 5/7 - 3/5
so we'll do it like this
5/7 - 3/5
5x5/7x5=25/35
3x7/5x7=21/35 ( we are doing it like this to get the same denominators)
=25/35 - 21/35
=4/35 ANSWER
i hope u might have understood by now and if not then please be free to ask !
I hope this helps !