The materials of the collection contain options for final tests in mathematics for the 9th grade of 2018. The content of test tasks corresponds to the curriculum in mathematics for grades 5-9 of general educational institutions. The proposed tasks can be used to conduct state final certification. for students of general education classes and classes with in-depth study of mathematics; 12 options of certification written works on cutting sheets; 21 test tasks in each version, which differ from each other in form and level of complexity; sample of performance of certification work and preparation of answers; indicative criteria for evaluation of certification work; recommendations for translating the score into a 12-point system.