The invention discloses a quantitative evaluation method and a quantitative evaluation system for schoolwork behaviors of teachers and students. The quantitative evaluation system comprises a teacher schoolwork plan and forecast module, a student schoolwork plan and forecast module, and a schoolwork plan processing system. The schoolwork plan processing system comprises a student schoolwork distribution and mutual evaluation plan matching module, a student schoolwork implementation process management module, a student schoolwork mutual help and help-seeking matching module, a student study group activity management module, a student schoolwork mutual evaluation matching module, a teacher schoolwork plan achievement analysis module, a student schoolwork plan achievement analysis module, and a teacher and student schoolwork information statistics and presentation module. The invention provides a novel application evaluation method and a novel application evaluation system which can be used to comprehensively, systematically and efficiently manage the plan setting, implementation, management, marking, statistics and analysis in the process of teachers and students' schoolwork activities and the plan and forecast, quantification and statistics, implementation and management, analysis and comparison, result and forecast, target and achievement in the whole process of schoolwork activities.