Workbook, Math Basics, Grade 3 1 book An I Know It! Book. Skills Include: Division; Place value; Fact families; Multiplication; Regrouping; Expanded notation. This Workbook teaches and reinforces the math concepts that third graders need to practice the most. Interesting activities and colorful illustrations introduce addition, subtraction, rounding, place value, multiplication, division and more. Review, reinforce & accelerate learning! All School Zone products are developed by skilled educators to provide the highest quality, up-to date curriculum possible. Workbooks: Top-quality content, clear directions, and full-color illustrations make School Zone workbooks the best choice. These workbooks cover essential curriculum from preschool through sixth grade. 1 book P.O. Box 777 Grand Haven, MI 49417 School Zone Publishing Company