Structurally, the textbook consists of 15 computer workshops on the study and application of the computational capabilities of the Excel spreadsheet processor in solving basic problems of linear algebra and mathematical analysis and calendar corresponds to the program of the discipline "Computer Workshop", read at the Financial University under the Government of the Russian Federation in the first year of general economic specialties .Consistently, the textbook consistently outlines the general characteristics of the MS Excel spreadsheet processor with consistent deepening as you study the basic provisions of calculus and linear algebra. Special attention is paid to the construction of graphs of functions. Possibilities of solving linear programming problems are shown. Examples of solving financial and economic problems are given. Each section contains tasks for independent work.Complies with the requirements of the Federal State Educational Standard of Higher Education of the latest generation.The textbook is useful to all first-year undergraduate students studying linear algebra and mathematical analysis who strive to master the Excel spreadsheet tools and their application in solving financial and economic problems using innovative mathematical methods and technologies. The textbook may also be of interest to undergraduates, graduate students, teachers and researchers.