Chat with our AI personalities
1/9 = 0.111111.... See my discussion post for additional information.
The answer depends on what information you already have. Without that knowledge, you cannot even begin to guess what is additional.
Without additional information about A, you cannot.
Generally, parentheses are used to set apart additional information from the main sentence. This additional information may include statistics, asides to the reader, or explanations of obscure terms.
OTB