In British English, "right, then" is a common phrase used to express agreement or confirmation. For example:

- "Right, then, let's get started."

- "I'm going out now. Right, then, see you later."

In American English, the equivalent phrase is "all right." However, "all right" is also used in British English to mean "in a satisfactory manner" or "adequately." For example:

- "The car is all right, but it's not what I wanted."

- "I'm feeling all right, thanks."

"Right on" vs. "Right away"

In British English, "right on" is used to express agreement or approval. For example:

- "That's right on. I completely agree with you."

- "Right on, man. You got it."

In American English, the equivalent phrase is "right away." However, "right away" is also used in British English to mean "immediately." For example:

- "I'll be there right away."

- "I was feeling sick so I went to the doctor right away."

"Right here" vs. "Right now"

In British English, "right here" is used to indicate a specific location. For example:

- "I have the keys right here."

- "The bus stop is right here, you can't miss it."

In American English, the equivalent phrase is "right now." However, "right now" is also used in British English to mean "at this moment." For example:

- "I'm busy right now. I'll talk to you later."

- "Right now, I need some sleep."