In accordance with the interdisciplinary approach of the 2005 framework curriculum for butchers, this textbook also covers practical skills and vocational mathematics. All topics and content of the curriculum are developed based on professional action situations, precisely aligned with the learning fields. The chapters are structured as follows: introductory double page, orientation, planning, execution, practice exercises, summary. For the curriculum modification for Bavaria, a different sequence of individual sections addressed in this volume has been implemented; however, there are no content changes. Therefore, no adjustments have been made in this volume. Changes relevant to Bavaria can be found here with the title for free download. Additionally, we will document the changes in the solutions to this student book. Further supplementary materials can be found in the Fit i series.