How do you say hello how are in Portugeese?

The phrase "hello, how are you?" in Portuguese can be expressed in a few ways depending on formality and region:

Formal:

* Olá, como está? (pronounced "oh-la, koh-moh eh-stah?") - This is the most common and polite way to greet someone formally.

* Bom dia, como vai? (pronounced "bohm jee-ah, koh-moh vye?") - Good morning, how are you? (Used in the morning)

* Boa tarde, como vai? (pronounced "bo-ah tar-dzee, koh-moh vye?") - Good afternoon, how are you? (Used in the afternoon)

* Boa noite, como vai? (pronounced "bo-ah noh-ee-chee, koh-moh vye?") - Good evening/night, how are you? (Used in the evening/night)

Informal:

* Oi, tudo bem? (pronounced "oy, too-doo bem?") - This is the most common way to greet someone informally. It literally means "Hi, everything good?"

* E aí, tudo sussa? (pronounced "eh-ee, too-doo soo-sah?") - This is a very informal and slangy way to say "Hi, everything chill?"

Other options:

* Como vai você? (pronounced "koh-moh vye vo-seh?") - How are you? (More direct)

* Como está tudo? (pronounced "koh-moh eh-stah too-doo?") - How is everything?

You can use any of these phrases depending on the context and your relationship with the person you are greeting.