This Math Skills workbook is designed to strengthen a young learner's ability to understand numbers in a variety of ways. Featuring perforated pages, fúll color illustrations, clear examples, and lots of practice problems, this book will help your sixth-grader develop the skills that he or she needs to become a confident problem-solver. This workbook for sixth-graders includes: Simple addition. Simple subtraction. Fact families. Counting money. Telling time. Using graphs Problem-solving methods.