Simplify the following text for a Grade 10 native English-speaking person.
Original: Paulista Avenue ( in portuguese : Avenida Paulista ) is the most important avenue and one of the main financial centers of the city of SÃ # o Paulo , Brazil .
Simplified: Paulista Avenue ( Avenida Paulista in Portuguese , Paulista being the gentilic for those born in SÃ # o Paulo state ) is one of the most important avenues in SÃ # o Paulo , Brazil .