Studies Welding and Fabrication problems involving calculations with fractions, decimals, percentages, measurements and conversions. Includes work with the metric system, measurement conversion, shapes, formulas for circumference area and volume and use of a scientific calculator. Formulas with application to bending metal are also studied. Prerequisite: Admission into Machine Tool Technician program 324201, Welding program 314421, Gas Tungsten Arc Welding (Stainless Steel) 304427, or consent of instructor.