Parents and teachers know that rapid automatic recall of math facts for addition, subtraction, multiplication, and division is essential for a childs future success in algebra, calculus, and other advanced mathematics. Pair the 10 Days to Subtraction Mastery workbook with the hands-on, self-correcting Subtraction Wrap-Up (sold separately) to make practicing subtraction facts fun for your child. The workbook provides tips, step-by-step instructions, drills, and fun activities to promote the repetition needed for long term memory and gives structure to the Wrap-Up practice. Softcover, 64 pages.