Question

we played well -- add question tag

Answer 1

The correct question tag will be added to the given sentence in the following manner:

We played well, didn’t we?

Explanation:

A tag question is a question added at the end of a sentence. A tag question following an affirmative statement generally has the form of a negative question, with the meaning: Isn't that true? A question tag always consists of the helping verb of the tense and the pronoun used in the main clause. 

Answer 2

Given sentence:

We played well.

Sentence after adding appropriate question tag:

We played well, didn't we?

Additional information:

Question tag may be simply and compactly defined as a single phrase or group of words that is added at the end of a statement or sentence in order to and converts it to a question.

The British English call it "Question Tag" whereas on the other hand American English call it "Tag Question" or "Tail Question".

Question tags are generally common in familiar conversation and not in formal writing or conversation.