Respuesta :
find common denominators (which is 15)
3/5*3=9/15
2/3*5=10/15
so essentially the question is re written to
9/15-10/15=-1/15.
3/5*3=9/15
2/3*5=10/15
so essentially the question is re written to
9/15-10/15=-1/15.