This course contains basic mathematical concepts related to micro and macro economic theory, including: Lines and Series, Linear Functions, Non-Linear Functions, Differentials, Partial Differentials and Integrals and their application in the field of economics. The learning method is carried out in the form of lectures and questions and answers as well as conducting inquiry approach, namely task completion and problem solving / This subject contains the basic concepts of mathematics associated with micro and macroeconomic theory, including sequence and Series, Linear Functions, Non-Linear Functions, Differentials, Partial and Integral Differentials and their application in the economics fields. Learning methods are carried out in the form of lectures and discussions as well as conducting an inquiry approach, task completion and problem solving