Success in all areas of mathematics starts with a solid knowledge of the basic facts. This book provides concentrated practice of basic addition facts to help students reach mastery level. 32-page book. Timed Math Drills: Addition provides step-by-step practice in addition that starts with whole-page calculations using the same, single addend (1 thru 9); progresses to calculations using two different addends, and then to all-inclusive, mixed addends. The goal is to achieve mastery at the highest possible accuracy level in the lowest possible time. A chart is included on which each student´s progress can be recorded. Award forms are included to validate students´ achievements.