Disclosed herein is a method and system for leading composition capable of being performed by the leading of an instructor with respect to the composition prepared and submitted by a learner, in which errors are extracted from the composition, so that teaching and learning composition are performed through correction, error remediation, and index study based on the errors. The method for teaching and learning composition comprises constructing a learning composition database including an index database wherein index information associated with the composition is stored, providing a learning topic to a learner with reference to the leading composition database and receiving correction information associated with the composition prepared by the learner from an instructor, extracting the index information from the index database included in the leading composition database; and providing instruction information including the correction information and the index information to the learner.