RT Journal Article SR Electronic A1 ANTOŠ, Karel T1 HOW TO SOLVE THE PROBLEM OF FINDING THE GREATEST COMMON DIVISOR JF Trends in education YR 2015 VO 8 IS 1 SP 10 OP 17 UL https://tvv-journal.upol.cz/en/artkey/tvv-201501-0020.php AB This article discusses the possibilities and ways of exploring mathematical problems. It shows that the research approach in the field of mathematical research is a method by which a teacher can not only teach, but which enables pupils and students to learn, make experiments and find different solutions of different mathematical problems. The creative element is shown here on the problems of finding the greatest common divisor of natural numbers.