摘要:AbstractThe aim of this study is to determine the mental cutting ability of prospective mathematics teachers. For that purpose; mental cutting test is applied to prospective mathematics teachers to determine the ability in current situation. At the start of study, the test is applied to 232 students and after the validity and reliability analyses took its final form. The questions in the test take two parts such as “pattern problems” and “quantity problems”. According to obtained data, accomplished a result that; prospective mathematics teachers’ mental cutting level is low and they are more successfully at pattern problems than quantity problems.