In our fast-paced world where precision and speed are keys to success, Kumon Speed & Accuracy Math Workbooks give your child the competitive edge he or she needs for school and beyond. By timing and tracking their progress, children can watch their accuracy and speed improve, so they are motivated to keep learning.
If your child can subtract numbers 1 through 9, then this book will increase his or her speed and accuracy when subtracting. Use this book to help your child practice and master basic subtraction. 8 ½ × 11 inches. paperback. 64 pages.