Laminated Study Guide. Having trouble figuring out the total cost of a contracting job or calculating the square yardage of a living room floor? Our comprehensive 3-panel (6-page) guide will be of incomparable assistance. Each page is full of charts, diagrams, formulas and equations covering elements of construction where math is needed-all arranged in our attractive, easy-to-use format. It is the perfect resource for the professional contractor or the do-it-yourselfer. Topics include: . ?Basic Arithmetic . ?Measurement Basics . ?Volume . ?Surface Measurement . ?Roofs . ?Building Materials . ?Excavations . ?Concrete . ?And more!