Guess

Exp ::= Factor MoreExp
MoreExp ::= expsilon
         |  AddOp Factor *Evaluate* MoreExp
         |  MulOp Term *Evaluate* MoreExp
Term ::= Factor MoreTerm
MoreTerm ::=  epsilon
          |   MulOp Factor *Evaluate* MoreTerm
Factor ::= NUMBER
        |  ID
        |  OPEN Exp CLOSE

Actual

Exp ::= Term Exp'
Exp' ::= epsilon
      |  AddOp Term Exp'
Term ::= Factor Term'
Term' ::= epsilon
       |  MulOp Factor Term'
Factor ::= NUMBER
        | ID
        | OPEN Exp Close