This is a basic math textbook that introduces mathematical principles and operations to help individuals in the building trades learn or review the mathematical skills required on the job. The textbook includes definitions of basic math terms, numerical and work problems for practicing each concept presented, photographs that depict applications typically found in the field, review questions and chapter tests, and examples of each mathematical operation with step-by-step procedures for solving trade-specific math problems. The comprehensive CD-ROM included in the book features: Quick Quizzes that provide an interactive review of key concepts; An illustrated glossary that defines terms, with numerous terms linked to selected illustrations; Calculator tutorial videos that cover basic calculator use; and Internet links to manufacturers, associations, and American Tech resources through the Reference Material link.